Switch History: The Software Updates of ARMS

Welcome to Switch History, the feature series dedicated to rounding up the software updates for some of Nintendo’s biggest Switch games. In today’s piece, we’re highlighting the updates for 2017’s ARMS:

Update History:

• Ver. 5.4.1 (Released November 14, 2022)
• Ver. 5.4 (Released September 19, 2018)
• Ver. 5.3 (Released April 10, 2018)
• Ver. 5.2 (Released March 6, 2018)
• Ver. 5.1 (Released January 31, 2018)
• Ver. 5.0.1 (Released January 11, 2018)
• Ver. 5.0 (Released December 21, 2017)
• Ver. 4.1 (Released November 29, 2017)
• Ver. 4.0 (Released November 15, 2017)
• Ver. 3.2 (Released October 17, 2017)
• Ver. 3.1 (Released September 28, 2017)
• Ver. 3.0 (Released September 13, 2017)
• Ver. 2.1 (Released August 7, 2017)
• Ver. 2.0 (Released July 11, 2017)
• Ver. 1.1 (Released June 25, 2017)

Ver. 5.4.1 (Released November 14, 2022):

General

• Several issues have been addressed to improve the gameplay experience.

Ver. 5.4 (Released September 19, 2018):

• Smartphone app “Nintendo Switch Online” now supported.
  • If matched with someone in online play, you can automatically match with them on the app as well to engage in voice chat.
  • Party Match, Ranked Match, Friends, and Party Crash are supported.
• Video Playback from the Dashboard is now smoother.
• The following ARMS have been adjusted:

 

ARM Name:	Changes:
Toaster Roaster	Reduced extension speed. Increased speed of charge attacks.
Sparky Chilla	Reduced extension speed. Increased speed of charge attacks. Decreased homing.
Bubb Buff	Increased homing.
Nade	Decreased extension speed. Increased speed from extension to retraction.
Tribolt Triblast	Decreased speed of charge attacks. Widened area of effect of charge attacks.
Revolver Retorcher	Increased curving. Decreased rush damage.
Hydra Biffler	Increased curving. Increased time from drop to retrieval.
Popper	Increased curving. Decreased retraction speed. Decreased rush damage.
Cracker	Widened area of effect of charge attacks. Decreased rush damage.
Boomerang	Decreased speed when thrown with an outside curve. Increased extension speed of throw attacks.
Coolerang	Decreased speed when thrown with an outside curve. Increased extension speed of throw attacks. Increased homing.
Chakram Ramram	Increased flotation for jump attacks. Decreased homing.
Phoenix Thunderbird	Increased extension speed of throw attacks. Decreased rush damage.
Megaton Megawatt	Increased expansion rate for charge attacks. Decreased time from drop to retrieval.
Homie Seekie	Decreased time from drop to retrieval.
Slapamander Slamamander	Decreased retraction speed. Increased homing.
Whammer Kablammer	Increased retraction speed.
Parasol	Increased extension speed of throw attacks. Decreased rush damage. Increased flotation for jump attacks.
Parabola	Increased extension speed of throw attacks.
Dragon Ice Dragon	Changing the angle when firing the laser is now slower. Increased rush damage.
Blorb Glusher	Increased speed of charge attacks. Increased expansion rate for charge attacks. Increased flotation for jump attacks. Adjusted pathing for rush attacks.
Funchuk	Decreased speed of charge attacks. Increased speed of jump attacks.
Brrchuck	Decreased speed of charge attacks. Increased curving for jump attacks.
Scorpio	Reduced extension speed. Increased retraction speed. Increased time from drop to retrieval.
Skully	Increased homing.
Lokjaw	Increased curving for projectiles launched from charge attacks. Increased homing.
Guardian	Increased expansion rate while extending. Increased expansion rate for charge attacks.
Clapback	Increased expansion rate while extending. Increased expansion rate for charge attacks. Decreased rush damage. Decreased time necessary to fire a rush attack.

Ver. 5.3 (Released April 10, 2018):

• New “Dashboard” feature added.
• Check out the latest rankings, and tons of useful videos!
• From Dashboard you can see the following.
  • Latest Worldwide & Regional Rankings
  • Party Crash Ranking by time slot
  • ARMS “Tips & Techniques” video collection
  • “Fighter Focus” video collection with tips for each fighter
  • “Tournament Clips” to so you can learn from the best
• 15 Images added to Gallery.
• Korean language is now supported.
• Adjusted abilities of some fighters and ARMS as follows:

 

Fighters/Arms:	Adjustments:
Ribbon Girl	Freshening up lightens your heart and your feet. Ah, Spring! Increased air dash movement speed. But it feels like her feet don’t quite touch the ground properly… Decreased dash movement speed.
Misango	Increased rush gauge fill rate when in red and blue spirit form to be equal to that of other characters.
Coolerang	Increased extension speed. Increased retraction speed.
Lokjaw	Increased retraction speed. Fixed issue where under certain conditions ARM would not recover for an extended time.
Scorpio	Increased charge attack damage. Decreased retraction speed.
Skully	Increased charge attack damage. Decreased homing.
Glusher	Increased charge attack damage.
Parabola	Increased expansion rate while extending. No change to expansion during charge.
Nade	Decreased retraction speed.
Chakram	Decreased charge attack speed.

Ver. 5.2 (Released March 6, 2018):

• The Party Crash mode “Big Time ARMS” can now be selected in regular battle as well, so you can try something a little different. Feel free to use it as a handicap!
  • Prior to battle, when selecting ARMS, you can toggle this on and off with the Y button.
  • This feature can be used in Versus – Fight.
  • Can’t be used in online battles.
• Added 15 new images to Gallery.
• Fixed issue where fighters with super armor would not have their ARMS disabled by electric attacks during a rush attack.
• Fixed issue where a noise would repeatedly play if communication was lost while Dr. Coyle had her extra ARMS out.
• Adjusted abilities of some fighters and ARMS as follows:

 

Fighters/Arms:	Adjustments:
Springtron	Specs improved thanks to a certain girl genius! Movement during a super charge has been greatly increased. He’s a little heavier now, but that’s fine! Movement speed for normal jumps has decreased.
Lola Pop	Increased movement speed when jumping.
Misango	Rush gauge now fills at a rate equal to other fighters during normal times. Also made it somewhat less difficult for the rush gauge to fill when blue or red.
Byte & Barq	When jumping while on top of Barq, fixed an issue where a shockwave could be seen emanating from Byte as well. Fixed an issue where, under certain conditions, the switch on Barqs head would stay pushed in.
Dr. Coyle	Fixed an issue where, under certain conditions, extra ARMS would appear while firing ARMS.
Nade	Fixed issue where self-destruct could occur during rush.
Bubb	Increased charge attack speed.
Parasole Parabola	Increased rush attack speed.
Glusher Blorb	Decreased time from drop until collection.
Skully	Increased rush damage.
Lokjaw	Increased retraction speed.
Clapback	Decreased retraction speed. Decreased time until automatic retraction after placement.
Popper	Decreased extension speed. Decreased retraction speed.
Chakram	Decreased expansion rate for charge attacks.

Ver. 5.1 (Released January 31, 2018):

• Added new “Gallery” feature. Unlock amazing illustrations using in-game currency, or by fulfilling certain conditions.
• Added new badges.
  • Added badges earned when certain pairs of fighters rack up battles together.
  • Added badges earned by repeatedly using each ARM.
  • And so many more!
• New additions to Party Crash.
  • ARMS Labs have manufactured the ultimate version of Hedlok. It will appear only in Party Crash.
  • ARMS Labs have thought up some new Bonus Periods. Look out for them!
  • If a featured fighter is losing by more than 1000 points in the current lobby, the bonus for using them will increase from 1.5x to 2x. Time for some comebacks!
• Added “Tournament Mode.”
  • A mode made for tournaments with all ARMS unlocked.
  • When in Tournament Mode you will be unable to play other modes such as Grand Prix or Ranked Match, and you won’t receive badges or in-game currency. Records will also not be recorded.
  • You can switch between Normal Mode and Tournament Mode on the Top Menu by holding in the R Stick and pressing L and R.
• Fixed an issue where Dr. Coyle’s extra ARMS would not fire correctly.
• Fixed an issue where the Ramram would stop moving in mid-air.
• Fixed an issue in Skillshot, where the Tribolt would fail to return after punching.

Ver. 5.0.1 (Released January 11, 2018):

• Adjusted abilities of some fighters and ARMS as follows:

 

Fighters/Arms:	Adjustments:
Misango	Refreshed in both body and mind for 2018. Happy New Year! Increased movement speed when jumping. Increased arm size.
Lokjaw	Increased speed of rush attack. Decreased time interval before launch of rush attack.
Skully	Improve curving. Improved homing.
Glusher	Increased expansion rate when extending.
Clapback	Decreased expansion rate when extending. Decreased maximum reflection angle.
Popper	Decreased retraction speed.
Chakram	Decreased homing.
Brrchuk	Decreased homing for jump attacks.

Ver. 5.0 (Released December 21, 2017):

• New fighter Dr. Coyle is now available. Play the Grand Prix at LV6 or higher as someone other than Dr. Coyle and see what happens…
• New ARM Lokjaw added.
• New ARM Parabola added.
• New ARM Brrchuk added.
• New stage [NAME REDACTED] added.
• For Grand Prix LV6 and lower, the computer will now get stronger as you get deeper into the Grand Prix.
• For Grand Prix LV7, the computer will start out strong right from the first match, as usual.
• You can now view stats from previous Party Crash events in Stats.
• Added new badges related to Dr. Coyle.
• Fixed issue in online play where the healing area created by HP Juice would sometimes shift position.
• Adjusted abilities of some fighters and ARMS as follows:

 

Fighters/Arms:	Adjustments:
Lola Pop	The holidays are a busy season for street performers, so Lola Pop is fired up! Her charges now persist longer.
Whammer Kablammer Blorb	Lessened deceleration when knocking down mid-weight ARMS.
Scorpio	Increased retraction speed. Shortened waiting time between flying off and retrieval. Fixed issue where time needed for retraction could be greatly protracted.
Skully	Improved curving. Increased rush damage. Decreased speed of initial rush attack. Adjusted the number of attacks needed for rush range to reach a maximum.
Glusher	Lessened deceleration when knocking down mid-weight ARMS. Increased expansion rate of charge attacks.
Megaton Megawatt	Lessened deceleration when knocking down mid-weight ARMS. Increased speed of charge attacks. Decreased speed of normal attacks.
Toaster Sparky Chilla Bubb Buff Roaster Nade	Decreased speed of initial rush attack. Adjusted the number of attacks needed for rush range to reach a maximum.
Slapamander Slamamander	Increased the time interval between initial launch and extension. Increased extension speed.

Ver. 4.1 (Released November 29, 2017):

• The mysterious new fighter Springtron can now be selected.
  • His initial ARMS are the same as Spring Man.
  • When Spring Man unlocks new ARMS Springtron will also have access to them.
• New badges added.
  • Added badges that are unlocked via specific fighter/ARM combinations.
  • Added badges that are unlocked by fulfilling certain conditions on stages with environmental gimmicks.
  • And more!
• Added support for traditional and simplified Chinese. You can switch your language in system settings.
• Fixed issue in online play where immediately after time runs out guarding would be cancelled not allowing players to defend post-time attacks.
• Fixed issue in Ranked Match where certain fighters’ voices could be heard prior to the start of the match.
• Adjusted abilities of some fighters and ARMS as below:

 

Fighters/Arms:	Adjustments:
Misango	Duration of immobility when masking up reduced (The Misanga is pleased).
Scorpio	Increased curving. Increased expansion rate of charge attacks. Shortened wait time prior to scorpion jumping. Decreased extension speed. Decreased flotation during jump attacks. Decreased speed of charge attacks. Decreased homing during jumping attacks.
Skully	Increased curving. Increased homing. Decreased flotation during jump attacks.
Glusher	Increased retraction speed. Fixed issue where retraction speed would be greatly slowed at times.
Homie	Increased rush damage.
Megaton	Increased retraction speed.
Whammer	Increased retraction speed. Increased homing.
Hydra	Decreased retraction speed. Speed of charge attacks is unaffected.
Clapback	Decreased speed of direction changes during rush attacks.
Revolver Retorcher	Fixed issue where under certain conditions projectiles would freeze in mid-air.

Ver. 4.0 (Released November 15, 2017):

• Added new fighter Misango.
• Added new ARM Scorpio.
• Added new ARM Skully.
• Added new ARM Glusher.
• Added new stage Temple Grounds.
• Added online event Party Crash.
  • A different take on the usual Party Match, presented for a limited time by ARMS Labs.
  • The more you play the more your level will go up, and you’ll be rewarded with badges and in-game prize money!
  • There’ll be an in-game notification when the event gets close, so don’t miss it!
• When conditions for acquiring a badge are satisfied within a match, a You got a badge! message will now display at the end of the match.
• In Customize Controls you can now press the + button to reset controls to their default settings.
• Increased the length of the rope conjoining allies in team battles.
• Decreased ARM speed in team battles.
• Adjusted the abilities of certain fighters and ARMS as follows:

 

Fighters/Arms:	Adjustments:
Ribbon Girl	She’s been working on her air game. Air dash movement speed increased. She’s more comfortable in the air. Normal dash speed decreased. Adjusted camera for better visibility during a quick drop.
Min Min	Increased normal ARM size.
Kid Cobra	Adjusted camera for better visibility during a charge dash.
Helix	Fixed issue where a high jump couldn’t be done when jumping on a trampoline in extended form.
Master Mummy	Fixed online play issue where rush would be triggered at the end of a throw.
Byte & Barq	Decreased movement speed when dashing.
Twintelle	Adjusted the deceleration factor when slowing down ARMS.
Revolver	Increased extension speed of 1st and 2nd rounds.
Retorcher	Increased extension speed of 2nd and 3rd rounds.
Homie	Increased retraction speed.
Whammer	Increased homing.
Roaster	Fixed issue where rush gauge did not decrease when inflicting flame.
Popper	Increased retraction speed.
Chakram	Decreased expansion rate for charge attacks.
Thunderbird	Decreased speed of charge attacks. Decreased homing.
Slamamander	Decreased extension speed. Decreased homing.
Clapback	Decreased maximum reflection angle.

Ver. 3.2 (Released October 17, 2017):

• Added new Badge feature.
  • Receive neat badges as a reward for fulfilling certain conditions.
  • Wear your favorite badge and show it off to your opponent.
• Added new Recent Replays feature.
  • Select from a list and view replays of past matches.
  • Replay data is automatically deleted when necessary, starting with the oldest data.
  • Also, future ARMS updates will cause all replay data from past versions to be deleted.
• During replay playback, ZR will no longer switch between targets. The X Button instead is used for all camera angle switching.
• During replay playback, + – Buttons no longer toggle HP gauge display, and instead now bring up the menu.
• Fixed issue where, at certain timings, follow up attacks after wind attacks would not land.
• Fixed issue where, after suffering an ice attack, players on a snake board could repeatedly jump and the snake board would continuously accelerate.
• Fixed issue where, when battle rules are set to 1-punch KO, under certain conditions fighters would become unable to move.
• We’ve identified an interloper who has been disrupting the Grand Prix, going after our fiercest competitors. If encountered, we advise you to dispatch them with prejudice.
• Adjusted the abilities of certain fighters and ARMS as follows:

 

Fighters/Arms:	Adjustments:
Lola Pop	It’s already been one month since she joined ARMS. Her beginner’s nerves have faded away, giving her increased movement speed during air dashes. Increased movement speed during high jump. Increased movement speed when bounding. Adjusted speed when descending.
Byte & Barq	Decreased time interval between Byte and Barq’s respective attacks.
Max Brass	Decreased expansion rate of attacks when buffed up. Increased distance from which he can approach targets.
Megawatt	Increased expansion rate when extending. Increased extension speed. Increased expansion rate of charge attacks.
Slamamander	Increased extension speed.
Biffler	Increased retraction speed. Increased floatiness of jump attacks.
Boomerang Coolerang	Increased expansion rate of charge attacks.
Revolver	Increased retraction speed.
Retorcher	Increased retraction speed. Adjusted path followed when extending.
Nade	Fixed online play issue where explosive damage would trigger twice.
Whammer Kablammer	Increased speed of charge attacks.
Blorb	Increased expansion rate when extending. Increased time needed to finish expanding.
Chilla	Decreased homing ability.
Tribolt	Decreased speed of charge attacks. Increased time needed to finish expanding. Fixed multiple online play issues.
Triblast Guardian Clapback	Fixed multiple online play issues.

Ver. 3.1 (Released September 28, 2017):

• The versus stage Sparring Ring can now be selected.
  • It’s a square stage without gimmicks, used in the Warm-Up minigame.
  • Enjoy some serious bouts while enjoying the soundtrack of the ARMS Official Song (Electro-dance Ver.).
  • Sparring Ring will also appear as a stage in Ranked Match.
• Fixed an issue in Hedlok Scramble where sometimes Guardian and Clapback ARMS would fail to expand.
• Fixed issue where the rewards for 1-on-100 would change if played while searching for a Ranked Match.
• Adjusted some fighters and ARMS as shown below:

 

Fighters/Arms:	Adjustments:
Ninjara	After getting some advice from a Ninja College alum, distance traveled when performing a mid-air mist warp has increased. Mid-air mist warp refers to the ninja technique performed by dashing after jumping.
Sparky	Increased retraction speed.
Megawatt	Increased extension speed.
Slamamander	Increased extension speed. Decreased retraction speed.
Biffler	Increased retraction speed.
Blorb	Increased retraction speed. Adjusted how damage multipliers for Rush attacks function.Total damage when connecting with all hits is unchanged.
Funchuk	Increased the time span from exceeding a target until retraction. Adjusted how damage multipliers for Rush attacks function. Total damage when connecting with all hits is unchanged. Fixed issue during online play when Rush damage would increase under certain conditions. Fixed an issue where at times an opponent’s throw could be deflected with a successfully completing throw attack.
Clapback	Decreased Rush attack damage.
Chilla	Decreased curving.
Phoenix Thunderbird	Decreased homing.
Nade Tribolt Chakram	Decreased speed of charge attacks.

Ver. 3.0 (Released September 13, 2017):

• New fighter Lola Pop can now be selected.
• New ARM Funchuk added.
• New ARM Biffler added.
• New ARM Clapback added.
• New stage Via Dolce added.
• Customize Controls menu added.
  • This allows you to freely customize button mappings.
  • Access by pressing X on the fighter select screen, or from the pause menu in battle.
• Condition for unlocking Ranked Match has changed from clearing Grand Prix on Level 4 to clearing Grand Prix on Level 1.
• Stun charge attacks will now immobilize fighters for longer.
• Fire charge attack damage has been reduced by 10.
• After landing a hit on an armored opponent, there will now be a momentary delay before the ARM starts to retract.
• In modes with multiple opponents, removed function where the targeted opponent would automatically switch to another opponent when the targeted opponent was knocked down.
• Fixed issue where bomb blasts would not knock down players during their rush attack.
• Fixed issue where bomb blasts could not be guarded when playing 1-punch KO
• Fixed issue where, under certain conditions, after connecting a wind type rush attack follow up attacks would be impossible.
• Fixed issue where even in the process of shooting an ARM it was possible to charge-up when on a trampoline.
• Fixed issue in Hedlok Scramble where if a communication error occurred at a specific time it would become impossible to grab the Hedlok powerup.
• Fixed issue where fighters would sometimes go out of bounds during fights against Hedlok.
• Adjusted some fighters and ARMS as detailed below:

 

Fighters/Arms:	Adjustments:
Master Mummy	ARM size has been increased thanks to intense training. Now holds a charge for longer.
Mechanica	Increased movement speed when jumping. Increased movement speed when air dashing.
Max Brass	Decreased movement speed when buffed up.
Sparky	Increased extension speed. Increased retraction speed.
Revolver Retorcher	Increased speed of charge attack. Shortened firing interval
Boomerang	Increased speed when thrown with an outside curve. Improved homing ability. Adjusted path traveled when extending.
Coolerang	Increased expansion rate when extending. Increased speed when thrown with an outside curve. Improved homing ability. Adjusted path traveled when extending.
Megaton	Increased extension speed. Increased expansion rate when extending.
Megawatt	Increased extension speed. Increased expansion rate when extending. Increased retraction speed. Increased speed of charge attack. Increased charge attack damage.
Parasol	Increased speed of charge attack. Increased expansion rate of charge attack. Improved homing ability.
Homie	Increased retraction speed. Improved homing ability.
Slamamander	Increased speed of charge attack. Improved homing ability.
Tribolt Triblast	Increased extension speed.
Hydra	Increased retraction speed.
Chakram	Increased extension speed. Increased speed of charge attack.
Guardian	Increased shield bash range. Fixed issue where movement became impossible when both hands were disabled. Fixed issue where it was possible to pass through parts of the stage to attack.
Roaster	Decreased extension speed. Increased retraction speed.
Nade	Decreased retraction speed.
Popper Cracker	Decreased extension speed. Decreased damage from charge attack. Decreased damage from rush attack. Increased retraction speed.

Ver. 2.1 (Released August 7, 2017):

• Moved Training to the top menu.
• Added five exercises to Training, and added difficulty level indications.
• Adjusted the way the rush gauge fills, decreasing the amount gained for punches that do not connect with the opponent.
• When 3-4 players start a battle, instructions on how to switch targets will now be displayed. A cursor will also be displayed above the current target for a set time.
• Adjusted hitbox sizes for fighters, improving issues where hits were not registered despite looking like hits.
• Changed the pause, results, and replay menus in Training to be more convenient.
• For Best Stage in Stats, made it harder for less frequently played stages to be selected, even if you have a high win ration on them.
• Corrected issue that caused the game to hang-up when the ending was skipped at a particular time.
• We have made the following adjustments for some fighters and arms:

 

Fighters/Arms:	Adjustments:
Master Mummy	Increased dash speed. Increased movement speed when jumping.
Mechanica	Increased movement speed when jumping.
Kid Cobra	Adjusted floatation when performing a jump attack.
Byte & Barq	Trained Barq to get up quicker.
Boomerang	Increased speed when throwing in a wide curve. Increased extension speed. Increased homing.
Coolerang	Increased extension speed. Increased homing.
Revolver	Increased extension speed. Improved curving performance. Increased retraction speed. Shortened the time needed from starting a rush to firing the first shot.
Retorcher	Improved curving performance. Increased retraction speed. Increased expansion rate when extending.
Parasol	Increased expansion rate when extending. Increased retraction speed. Decreased expansion rate for charge attacks.
Megawatt	Improved curving performance. Increased retraction speed.
Slamamander	Increased homing.
Tribolt	Increased extension speed. Decreased rush damage.
Triblast	Increased speed of charge attacks.
Homie	Increased rush damage.
Guardian	Made it so the electric shock when a charge attack connects lasts longer. Corrected odd behavior that occurred when a rush attack connected with a wall or platform.
Blorb	Corrected odd behavior that occurred when a rush attack connected with an opponent that was not targeted.
Seekie	Decreased retraction speed. Made it so the electric shock when a charge attack connects doesn’t last as long.
Ramram	Decreased retraction speed. Decreased expansion rate for charge attacks. Decreased speed of charge attacks.
Cracker Popper Hydra	Decreased retraction speed.
Bubb Buff	Decreased extension speed. Decreased expansion rate when extending.

Ver. 2.0 (Released July 11, 2017):

• ARMS League Commissioner Max Brass added as a playable character.
• New ARM Nade added.
• New ARM Roaster added.
• New ARM Kablammer added.
• New stage Sky Arena added.
• New versus mode Hedlok Scramble added.
  • Punch or touch the capsule containing the Hedlok mask to become Hedlok for a period of time.
  • This can be selected in Versus, Friend, or Local and it will also appear in Party Match.
• Stats added to the Top Menu.
  • Check stats such as your most used fighter, best stage, and ARM accuracy.
• Events added to the Top Menu.
  • Here you can set whether or not you want to join official online events.
• Snake Park has been swapped out for Sky Arena in the Ranked Match stage roster.
• Raised highest rank in Ranked Match to 20.
• Increased the penalty for disconnecting during Ranked Match play.
• Shortened the amount of time necessary for the following ARMS to return after being extended, making them easier to use: Megaton, Megawatt, Revolver, Retorcher, Boomerang
• Increased movement speed of the Guardian.
• Improved visibility during charge attacks for the Popper and Cracker.
• Increased the amount of time necessary for the following ARMS to return after being knocked down, increasing risk: Popper, Cracker, Hydra
• Increased the amount of time it takes to recover when a grab is deflected with a single punch.
• Decreased the amount of damage when the Hydra’s rush connects with multiple consecutive hits.
• Decreased the distance Kid Cobra travels when jumping.
• Fixed issue where in some instances Ribbon Girl could remain airborne for an overlong period of time while continually attacking.
• Fixed issue where Ninjara would not destroy the light boxes on the Ribbon Ring stage when getting up.
• Fixed issue where the time necessary for the Triblast to return when deflected was shortened.
• Fixed issue where ARMS such as Blorb and Megaton would catch on the ground and fail to fire.
• Fixed issue where explosive ARMS would sometimes fail to explode when receiving an attack.
• Fixed issue where the Slapamander would sometimes fail to hit Helix when he is extended.
• In online play, fixed issue where the appearance or non-appearance of items could differ between devices.
• In online play, fixed various issues with V-Ball including an issue where the ball would remain grounded and play would not proceed.
• In online play, fixed an issue where sometimes Barq would continually defend against an opponents’ rush attack for a set period of time.
• In online play, fixed issue where sometimes pillars in the Scrapyard would not be destructible.

Ver. 1.1 (Released June 25, 2017):

• LAN Play support added. You can now battle against players via LAN. On the Top Menu, click and hold the Left Stick and then press L+R to switch between Local and LAN Play.
• Arena Mode added. This mode focuses on serious 1-on-1 matches and can be played via Friends,Local, or LAN Play. Up to 4 players can be in the arena, and players not currently fighting watch as spectators.
• Fixed issue where Kid Cobra was able to repeatedly do a charge dash while riding snake boards.
• Fixed issue where Barq would warp a great distance away after Byte & Barq perform a rush attack while on a snake board.
• Fixed issue where ARMs such as the Chakram would pass through the purple light boxes in the Ribbon Ring stage.
• Fixed issue where Biff referred to the ARMS Grand Prix as the AMRS Grand Prix

Source: Nintendo