Super Smash Bros. Ultimate | Software Update History (Nintendo Switch 1 & 2)

*Last Updated on September 1, 2026 (Ver. 13.0.5)

From the latest to the first, here’s an extensive reminder of every update ever released for Super Smash Bros. Ultimate, playable on both Nintendo Switch and Nintendo Switch 2, along with details on what each update changed:

Super Smash Bros. Ultimate Update History:

• Ver. 13.0.5 (Released September 1, 2026)
• Ver. 13.0.4 (Released June 24, 2026)
• Ver. 13.0.3 (Released October 8, 2024)
• Ver. 13.0.2 (Released February 14, 2024)
• Ver. 13.0.1 (Released December 1, 2021)
• Ver. 13.0.0 (Released October 18, 2021)
• Ver. 12.0.0 (Released June 29, 2021)
• Ver. 11.0.1 (Released March 23, 2021)
• Ver. 11.0.0 (Released March 4, 2021)
• Ver. 10.1.0 (Released December 22, 2020)
• Ver. 10.0.0 (Released December 17, 2020)
• Ver. 9.0.2 (Released November 11, 2020)
• Ver. 9.0.1 (Released October 21, 2020)
• Ver. 9.0.0 (Released October 13, 2020)
• Ver. 8.1.0 (Released August 4, 2020)
• Ver. 8.0.0 (Released June 29, 2020)
• Ver. 7.0.0 (Released January 28, 2020)
• Ver. 6.1.1 (Released January 7, 2020)
• Ver. 6.1.0 (Released November 14, 2021)
• Ver. 6.0.0 (Released November 6, 2021)
• Ver. 5.0.0 (Released September 4, 2021)
• Ver. 4.0.0 (Released July 30, 2019)
• Ver. 3.1.0 (Released May 30, 2019)
• Ver. 3.0.1 (Released April 25, 2019)
• Ver. 3.0.0 (Released April 17, 2019)
• Ver. 2.0.1 (Released February  21, 2019)
• Ver. 2.0.0 (Released January 29, 2019)
• Ver. 1.2.1 (Released December 21, 2018)
• Ver. 1.2.0 (Released December 13, 2018)
• Ver. 1.1.0 (Released December 7, 2018)

Ver. 13.0.5 (Released September 1, 2026):

Online:

• Fixed behavior that occurs when invalid data is sent or received in online battles.

Note: There may be compatibility issues with replays from Ver. 9.0.0 to 13.0.4. Replays from Ver. 8.1.0 and earlier are not compatible. If you want to keep your replays, convert them into videos before installing the update. You can do this via Vault → Replays → Replay Data → Convert to Video.

Ver. 13.0.4 (Released June 24, 2025):

Offline:

• Fixed an issue in which thumbnail images displaying Mii Fighters would sometimes not be generated correctly when creating or modifying a Mii Fighter and saving it in Games & More.

Related: Online:

The following issues have been fixed in Nintendo Switch 2 system version 20.1.5, released on June 18, 2025:

• When a Nintendo Switch 2 player and a Nintendo Switch player were matched up in online play, the match may have ended immediately if someone was using a Mii Fighter.

Ver. 13.0.3 (Released October 8, 2024):

Online:

• Fixed an issue in which Global Smash Power would not return to appropriate levels when the connection was disrupted with specific timing at the end of a match.

Note: There may be compatibility issues with replays from Ver. 9.0.0 to 13.0.2. Replays from Ver. 8.1.0 and earlier are not compatible. If you want to keep your replays, convert them into videos before installing the update. You can do this via Vault → Replays → Replay Data → Convert to Video.

Ver. 13.0.2 (Released February 14, 2024):

General:

• Fixed behavior that occurs when invalid data is sent or received in online battles.

Ver. 13.0.1 (Released December 1, 2021):

Offline:

• The following spirits from the KINGDOM HEARTS series will appear in the Shop on the Vault menu:
  • Riku
  • Kairi
  • Roxas
  • Axel
  • Xion
  • Terra
  • Ventus
  • Aqua
  • The following spirits will appear on the Spirit Board and Shop:
    • Razewing Ratha

General:

• The following downloadable content will be usable after purchase:
  • Sora Challenger Pack
  • Judd Hat
  • Octoling Wig
  • Doom Slayer Helmet + Armor

Note: You cannot make videos of replays that contain DLC you have not purchased (fighters, stages, music, Mii Fighter costumes, etc.).

• Game-balance adjustments have been made. Please see the details of fixes and changes to fighters.
• Several issues have been fixed to improve gameplay experience.

Ver. 12.0.0 (Released June 29, 2021):

Offline:

• The following spirits from the Tekken series will appear in the Shop on the Vault menu:
  • Heihachi Mishima
  • Jin Kazama
  • Kuma & Panda
  • Nina Williams
  • King & Armor King
  • Ling Xiaoyu
  • Paul Phoenix & Marshall Law
  • Yoshimitsu
  • Jack-7
  • Asuka Kazama

*Jin Kazama’s spirit is Enhanceable.

• • The below Spirits will now appear in the Spirit Board and Shop:
    • Sophia
    • Arthur

General:

• The following downloadable content will be usable after purchase:
  • Kazuya Challenger Pack
  • Dante Wig + Outfit
  • Shantae Wig + Outfit
  • Dragonborn Helm + Outfit
  • Lloyd Wig + Outfit

Note: You cannot make videos of replays that contain DLC you have not purchased (fighters, stages, music, Mii Fighter costumes, etc.).

• Game-balance adjustments have been made. Please see the details of fixes and changes to fighters.
• Several issues have been fixed to improve gameplay experience.

Ver. 11.0.1 (Released March 23, 2021:

General:

• Vulnerability when landing after using the Wii Fit Trainer’s side special Header had decreased unintentionally, so this has been adjusted.

Ver. 11.0.0 (Released March 4, 2021):

Offline:

• The following spirits will appear in the Shop on the Vault menu:
  • Lora
  • Amalthus
  • Jin
  • Malos
  • Pneuma
• You can now enhance Rex’s spirit.
• When multiple controllers are connected, unused controllers can now be disconnected using other controllers in the fighter-selection screen in Smash.
  • This can be done by pressing the A Button over the player bracket of the controller you want to disconnect.

General:

• The following downloadable content will be usable after purchase:
  • Pyra/Mythra Challenger Pack
  • Arthur’s Helm + Armor
  • Felyne Hat
  • Hunter’s Helm + Mail
  • Rathalos Helm + Mail

  Note: You cannot make videos of replays that contain DLC you have not purchased (fighters, stages, music, Mii Fighter costumes, etc.).

• The Toad Power-Up Band (amiibo) is now supported.
  • If you go to amiibo in Games & More and tap the Toad Power-Up Band, you can receive a reward. The Mario, Luigi, Peach, Daisy, and Yoshi Power-Up Bands can be used as Figure Players.
• Game-balance adjustments have been made. Please see the details of fixes and changes to fighters.
• Several issues have been fixed to improve gameplay experience.

Ver. 10.1.0 (Released December 22, 2020):

Online:

• The following spirits will appear in the Shop on the Vault menu:
  • Tifa
  • Barret
  • Aerith
  • Red XIII
  • Cid
  • Cait Sith
  • Yuffie
  • Vincent
  • The Turks & Rufus Shinra
  • Bahamut ZERO
  • Chocobo & Moogle
  • Shiva
  • Ifrit
• You can now switch between different artwork for Cloud’s spirit.

General:

• The following downloadable content will be usable after purchase:
  • Sephiroth Challenger Pack
  • Barret’s Outfit
  • Tifa’s Outfit
  • Aerith’s Outfit
  • Chocobo Hat
  • Geno Hat + Outfit
• You cannot make videos of replays that contain DLC you have not purchased (fighters, stages, music, Mii Fighter costumes, etc.).
• You can now switch between “Random from all songs” and “Random from My Music” for the Battlefield, Small Battlefield, Big Battlefield and Final Destination stages.
  • To switch between options, access My Music via the Options or the Vault and then press the X Button.
• The Final Smash for Cloud’s P2, P4, P6, and P8 color variations has been changed to Omnislash Ver. 5. (This essentially functions the same as a regular Omnislash.)
• Game-balance adjustments have been made. Please see the details of fixes and changes to fighters.
• Several issues have been fixed to improve gameplay experience.

Ver. 10.0.0 (Released December 17, 2020):

General:

• • The Sephiroth Challenge mode event has been added for a limited time.
  • You can attempt this mode if you’ve purchased the Sephiroth Challenger Pack or the Fighters Pass Vol. 2. Defeating Sephiroth will unlock him as a playable fighter and grant access to his stage.
  • This mode will appear on the upper left of the main menu. Press the + Button to take on the challenge.
  • Once the event period is over, the mode will become unavailable, but Sephiroth and his stage will be unlocked immediately for anyone who has purchased the Sephiroth Challenger Pack or the Fighters Pass Vol. 2.
  • Several issues have been fixed to improve gameplay experience.

Note that you cannot make videos of replays that contain DLC you have not purchased (fighters, stages, music, Mii Fighter costumes, etc.).

Ver. 9.0.2 (Released November 11, 2020):

General:

• Fixed an issue where you could not use the stick to jump while falling after creating an anvil using the down air attack.
• Fixed an issue where the gunman from Duck Hunt’s down special and the phantom from Zelda’s down special were not behaving as intended.
• Fixed an issue where the initial velocity of Samus’s and Dark Samus’s up special when used on the ground was not behaving as intended.
• Fixed an issue where fighters would sometimes warp on the Venom stage.
• Fixed an issue where sometimes fighters would pass through landscapes when they were launched on some stages.
• Fixed an issue where sometimes you would be forced to end a battle on a stage created in Stage Builder.
• Various gameplay fixes.

Ver. 9.0.1 (Released October 21, 2020):

General:

• Fixed the issue where sometimes an opposing fighter would go through the landscape when Steve/Alex created a block at a certain location and the opposing fighter destroyed the block.
• Fixed the issue where sometimes an opposing fighter would go through the landscape when Steve/Alex created a block at a certain location and the anvil created with a down air attack struck the opposing fighter.
• Fixed the issue where the opposing fighter would become uncontrollable when Steve/Alex hit them with a minecart in certain situations.
• Fixed the issue where if Steve/Alex’s minecart bounced off the wall, it would not hit the opposing fighter.
• Fixed the issue where opposing fighters carried in Steve/Alex’s minecart would sometimes be warped to the original location where they were picked up.
• Fixed the issue where certain fighters could go through Steve/Alex’s block once KO’d.

Ver. 9.0.0 (Released October 13, 2020):

Offline:

• The following spirits will appear in the Shop on the Vault menu:
  • Zombie
  • Creeper
  • Skeleton
  • Slime (Minecraft)
  • Enderman
  • Villager & Iron Golem
  • Ghast
  • Piglin
  • Ender Dragon

Online:

• The controls during combat in battle arenas while spectators are present have been adjusted.
• Adjustments have been made to the way Global Smash Power is calculated.

General:

• The following downloadable content will be usable after purchase:
  • Steve & Alex Challenger Pack
  • Creeper Mask + Outfit
  • Pig Mask + Outfit
  • Diamond Helmet + Armor
  • Travis Wig + Outfit
  • Bomberman Mask + Outfit
  • Gil’s Helmet + Armor
• You cannot make videos of replays that contain DLC you have not purchased (fighters, stages, music, Mii Fighter costumes, etc.).
• An issue where the movement delay after a perfect shield was behaving incorrectly under certain rules has been fixed.
• Game balance adjustments, stability fixes, and other minor adjustments have been made. Please see the details of fixes and changes to fighters.
• Several issues have been fixed to improve gameplay experience.

Ver. 8.1.0 (Released August 4, 2020):

Stage:

• The Small Battlefield stage has been added. You can also set Small Battlefield as a Preferred Rule in Online battles.
• You can now select any stage-specific music for the Battlefield, Small Battlefield, Big Battlefield, and Final Destination stages.

Online:

• The online user experience has been adjusted.
• The way matching is determined when using Preferred Rules has been adjusted.
• Following a look at the current number of players eligible for Elite Smash, the threshold for entry has been recalculated to allow more players. Additionally, the way initial values for Global Smash Power are calculated has also been adjusted.
• Further investigations and adjustments to Online mode are expected.

General:

• Several issues have been fixed to improve gameplay experience.

Ver. 13.0.3 (Released October 8, 2024):

Online:

• Fixed an issue in which Global Smash Power would not return to appropriate levels when the connection was disrupted with specific timing at the end of a match.

Note: There may be compatibility issues with replays from Ver. 9.0.0 to 13.0.2. Replays from Ver. 8.1.0 and earlier are not compatible. If you want to keep your replays, convert them into videos before installing the update. You can do this via Vault → Replays → Replay Data → Convert to Video.

Ver. 8.0.0 (Released June 29, 2020):

Offline:

• You can now begin a spirit battle rematch at any time via Spirits → Collection → Inventory → Spirit List → Fight. The score will also be recorded.
• The following spirits will appear in the Shop on the Vault menu:
  • Master Mummy
  • Mechanica
  • Byte & Barq
  • Kid Cobra
  • Helix
  • Max Brass

General:

• The following downloadable content will be usable after purchase:
  • Min Min Challenger Pack
  • Ninjara Wig + Outfit
  • Callie Wig + Outfit
  • Marie Wig + Outfit
  • Vault Boy Mask + Vault 111 Jumpsuit
  • Heihachi Wig + Outfit
• You cannot make videos of replays that contain DLC you have not purchased (fighters, stages, music, Mii Fighter costumes, etc.).
• Game balance adjustments have been made. Please see the details of fixes and changes to fighters (updated 7/2/2020).
• Several issues have been fixed to improve gameplay experience.

Ver. 7.0.0 (Released January 28, 2020):

Offline:

• The following spirits will appear in the Shop on the Vault menu:
  • Edelgard
  • Dimitri (Fire Emblem)
  • Claude
  • Sothis
  • Rhea
  • Seteth
  • Dorothea
  • Ingrid
  • Hilda (Fire Emblem)
• The following spirits will appear in the Shop and Spirit Board.
  • Radiant Gleam
  • Kloster (Grief)
  • Bullet Walker (Brigadier General)
  • High Line (Guns Empress)
  • I-Tetrimino
  • T-Tetrimino
  • S-Tetrimino & Z-Tetrimino
  • L-Tetrimino & J-Tetrimino
  • O-Tetrimino

  These are spirits that appeared in a previous spirit event that was held for a limited time.

Misc.:

• The following downloadable content will be usable after purchase:
  • Byleth Challenger Pack
  • Cuphead Hat + Outfit
  • Altaïr Hood + Outfit
  • Rabbids Hat
  • MegaMan.EXE’s Helmet + Armor
  • X’s Helmet + Armor
• You cannot make videos of replays that contain DLC you have not purchased (fighters, stages, music, Mii Fighter costumes, etc.).
• Game-balance adjustments have been made. Please see the details of fixes and changes to fighters.
• Several issues have been fixed to improve gameplay experience.

Ver. 6.1.1 (Released January 7, 2020):

• Support for the upcoming Dark Samus and Richter amiibo figures has been implemented.

Ver. 11.0.1 (Released March 23, 2021:

General:

• Vulnerability when landing after using the Wii Fit Trainer’s side special Header had decreased unintentionally, so this has been adjusted.

Ver. 6.10.0 (Released November 14, 2019):

• Fixed a rare issue that caused both Terry and a struck opposing fighter to become unable to move from their positions when Terry’s Super Special Move “Buster Wolf” connects.

Ver. 6.0.0 (Released November 6, 2019):

Offline:

• The following spirits will appear in the Shop on the Vault menu:
  • Andy Bogard
  • Joe Higashi
  • Kim Kaphwan
  • Geese Howard
  • Ryo Sakazaki
  • Kyo Kusanagi
  • Iori Yagami
  • Haohmaru
  • Nakoruru
  • Athena Asamiya
  • Ralf & Clark
  • Tockles
    • The Tockles spirit will appear on the DRAGON QUEST Spirit Board in the DLC Spirits menu.
      Note: To play on a Spirit Board in the DLC Spirits menu, you must purchase the appropriate downloadable content.

Online:

• The following features have been added to Battle Arena mode:
  • The arena type “Elite Only” has been added.
  • Arenas that a friend has created can now be found by going to Join Arena → Friends’ Arenas, regardless of visibility.
  • The host player can now change some rules without having to shut down the arena.
  • The option “Random Battlefield and Ω Form” has been added to the stage settings.
  • You can now send set messages to each other inside an arena

General:

• Added support for the upcoming Simon and Incineroar amiibo figures.
• The following downloadable content will be usable after purchase:
  • Terry + King of Fighters Stadium
  • Ryo Sakazaki Wig + Outfit
  • Nakoruru Wig + Outfit
  • Iori Yagami Wig + Outfit
  • Akira Wig + Outfit
  • Jacy Wig + Outfit
• You cannot make videos of replays that contain DLC you have not purchased (fighters, stages, music, Mii Fighter costumes, etc.).
• Game balance adjustments have been made.
• Several issues have been fixed to improve gameplay experience.
• Fixes and changes to fighters have been made.

Ver. 5.0.0 (Released September 4, 2019):

Offline:

• You can now play the Home-Run Contest mode in Games & More.
  • This mode supports up to 4 players.
  • Note: Some of the special moves in Home-Run Contest will behave differently from other modes.
• The following spirits will appear in the Shop on the Vault menu:
  • Tooty
  • Bottles
  • Mumbo Jumbo
  • Jinjos
  • Jiggy
  • Gruntilda
  • Buzzbomb

Online:

• If you download a Mii Fighter in Shared Content that was uploaded from Ver. 5.0.0 or later, you will be able to adjust the move set for that Mii Fighter.

General:

• The following downloadable content will be usable after purchase:
  • Banjo & Kazooie + Spiral Mountain Stage
  • Team Rocket Hat + Outfit
  • Sans Mask + Outfit
  • Goemon Wig + Outfit
  • Proto Man’s Helmet + Armor
  • Zero’s Helmet + Armor
• You cannot make videos of replays that contain DLC you have not purchased (fighters, stages, music, Mii Fighter costumes, etc.).
• Game balance adjustments have been made.
• Several issues have been fixed to improve gameplay experience.
• Fixes and changes to fighters have been made.

Ver. 4.0.0 (Released July 30, 2019):

Offline:

• Very Easy difficulty has been added to Adventure mode.
• Snapshots can be added to the timeline in Edit Video. Only snapshots taken via the pause menu can be used; screenshots taken using the Capture Button cannot be used. In addition, snapshots taken from custom stages cannot be used.
• Steel, grass, sponge, paper, and yarn terrains have been adjusted in Stage Builder. After this update, stages created in versions 3.1.0 and older may behave differently. In addition, the way thumbnails are displayed has been adjusted.
• The following spirits will appear in the Shop on the Vault menu:
  • Slime
  • Dracky
  • Great Sabrecub
  • Golem
  • Liquid Metal Slime
  • Cetacea
  • Hero’s Comrades

Online:

• Online Tourney mode has been added. While a tourney is open, please check rules and more within Online Tourney.
• A Support function to predict the winner of a Spectate battle and earn points has been added. The points can be exchanged for in-game items and gold.
• Videos can now be played repeatedly in Shared Content. In addition, a Yeah! will be added automatically whenever you save posted content.

General:

• The following downloadable content will be usable after purchase:
  • Hero Challenger Pack
  • Erdrick’s Helmet + Armour
  • Martial Artist Wig + Gi
  • Veronica’s Hat + Outfit
  • Slime Hat
• You cannot make videos of replays that contain DLC you have not purchased (fighters, stages, music, Mii Fighter costumes, etc.).
• Once the FS Meter is fully charged, the Final Smash must be used within 20 seconds or the FS Meter will reset. Note: This change will not affect Spirits mode.
• Game balance adjustments have been made.
• Several issues have been fixed to improve gameplay experience

Ver. 3.1.0 (Released May 30, 2019):

Offline: 

• You can use the Toy-Con VR Goggles to enjoy Smash in VR mode via the Games & More menu.
  • VR mode is a single-player experience only.
  • The Toy-Con VR Goggles are sold separately as part of the Nintendo Labo Toy-Con 04: VR Kit or the Nintendo Labo Toy-Con 04: VR Kit – Starter Set + Blaster.
  • This is shown on Nintendo Labo’s page as well: https://www.nintendo.co.jp/labo/with_toy-con/

Online:

• FPs can be used in Battle Arenas.
• An option to send amiibo out on journeys has been added, through which FPs go on a journey to train via the internet. You can find it via Games & More ? amiibo ? Send on a Journey.
• Some of the preferred rules for Quickplay battles have been adjusted.

General:

• Game balance adjustments have been made.
• Several issues have been fixed to improve gameplay experience.

Ver. 3.0.1 (Released April 25, 2019):

Games & More: 

• • A bug where winning with a Final Smash while on Joker’s route in Classic Mode would prevent the game from progressing has been fixed.

General:

• • Several issues have been fixed to improve gameplay experience.
• The latest software version is required to use Online mode.
• Local wireless play is not compatible with Ver. 3.0.0 and earlier. All players who want to fight in local wireless battles need to make sure they have the same software version.
• There is replay compatibility with Ver. 3.0.0, but not with Ver. 2.0.2 and earlier.

Ver. 3.0.0 (Released April 17, 2019):

Offline: 

• Stage Builder added to Games & More. You can now draw your own custom stages by hand.
  • Camera controls are not available when converting a replay that contains a custom stage into a video.
• Edit Video feature added to Replays. You can now create new movies using several videos made from replays.
  • Only videos from Ver. 3.0.0 or later can be used as source material. There are planned expansions to the Edit Video feature in future updates.
• DLC Spirits option added to the Spirits menu.
  • DLC spirits can only be used if you have purchased the corresponding downloadable content.
• The following spirits will appear in the Vault Shop:
  • Morgana
  • Ryuji Sakamoto
  • Ann Takamaki
  • Yusuke Kitagawa
  • Makoto Niijima
  • Futaba Sakura
  • Haru Okumura
  • Goro Akechi
  • Caroline & Justine
  • Igor
  • Phantom Thieves of Hearts

Online:

• You can now share replays, videos, Mii Fighters and custom stages with people around the world in Shared Content.
  • You can only post replays and videos created with Ver. 3.0.0 and on.
    You cannot post replays of online/local wireless battles on custom stages, or videos that include custom stages.
• You can now sync your game with Smash World, a service accessible via the Nintendo Switch Online smart device app. Available features include viewing some of the things posted to Shared Content, and creating spirit teams from the spirits you have collected.
  • The Smash World service is planned to begin after the distribution of Ver. 3.0.0. If you still don’t see Smash World in your list of services, please try again later.
• It is now easier to be matched with players who have a similar Global Smash Power in Quickplay. Further improvements and adjustments to matchmaking are planned.

General:

• The following downloadable content will be usable after purchase:
  • Joker Challenger Pack
  • Persona 3 Protagonist Wig + Outfit
  • Persona 4 Protagonist Wig + Outfit
  • Teddie Hat
  • Morgana Hat
  • Tails Hat + Outfit
  • Knuckles Hat + Outfit
• You cannot make videos of replays that contain DLC you have not purchased (fighters, stages, music, Mii Fighter costumes, etc.).
• Game-balance adjustments have been made.
• Several issues have been fixed to improve gameplay experience.
• For information about the details of fixes and changes to fighters, read the Super Smash Bros. Ultimate Update Ver. 3.0.0 fighter adjustments.

Ver. 2.0.1 (Released February 21, 2019):

Offline Gameplay: 

• Fixed an issue in ver. 2.0.0 where an adventure challenge featuring King K. Rool could not be completed.If this issue has affected you, please load the corresponding Adventure save data and then return to the main menu.

Misc.:

• Various gameplay fixes.

Ver. 2.0.0 (Released January 29, 2019):

Offline: 

• You can now play Spirit Board with up to four players.
  • Select the spirit you want to challenge on the Spirit Board, and then go to Party → Fighter to select the number of people who will play. When playing with multiple people, you will lose the battle if any player is KO’d.
• The following spirits will now appear in the Shop.
  • Partner Pikachu
  • Partner Eevee
  • Dice Block
  • River Survival
  • Golden Dash Mushroom

Online:

• We adjusted the calculation for Global Smash Power.

General:

• Added the DLC fighter Piranha Plant.
  • Piranha Plant will become available for purchase as DLC at a later date.
• Pressing both jump buttons at the same time will now cause you to short hop.
• Fixed the issue where the KO score included your teammates’ KOs when Team Attack was On.
• Game-balance adjustments.
• Various gameplay fixes.
• Specific fighter adjustments are detailed here.

Ver. 1.2.1 (Released December 21, 2018):

• Various fixes to improve gameplay.

Ver. 1.2.0 (Released December 13, 2018):

You can confirm your current version by checking the upper-right corner of the title screen.

Offline Gameplay:

• Adjusted difficulty of approaching challengers.

Online Gameplay: (Important: Online features require a Nintendo Switch Online membership.)

• When matchmaking in Quickplay, the Format setting of your Preferred Rules will be prioritized more. This may cause matchmaking to take more time. Also, there is no guarantee that matchmaking will be done exactly as shown in the set Preferred Rules.
• Increased the stability of the synchronous connection within Battle Arenas.

Misc.:

• Game balance adjustments.
• Various gameplay fixes.
• The following fighters had specific adjustments and changes:
  • Donkey Kong, Link, Kirby, Luigi, Ice Climbers, Young Link, Olimar, Toon Link, Villager, Greninja, PAC-MAN, Duck Hunt, and Isabelle

Ver. 1.1.0 (Released December 7, 2018):

Offline Gameplay:

• Added a Hard difficulty to Adventure mode.

Online Gameplay: (Important: Online features require a Nintendo Switch Online membership.)

• Online now includes Quickplay, Battle Arenas, Spectate, and Background Matchmaking.
• Global Smash Power will now be displayed.

Game Data Adjustments:

DLC Content:

• The special bonus for the Fighters Pass, Xenoblade Chronicles 2’s Rex’s Mii Fighter costume (Swordfighter type), has been added.

Misc.:

• Game balance adjustments.
• Various gameplay fixes.

End of Software Update History

Source: Nintendo