*The following Guide is a work in progress, with more information being added to it.

It’s time to see what all the fuss is about. The Outer Worlds has finally arrived on the Nintendo Switch, allowing players to undertake its epic adventure on the go and we couldn’t resist doing our part and sharing all that we know, when it comes to obtaining the Unique and Reward Weapons available in-game.
Enjoy:
Emerald Vale Unique Weapons:
Fiver: (Revolver)
Weapon Type: Handguns
Modifications: Extend-O-Sight
Special Effect: Knockback
Location: Botanical Lab on Terra-2
How to Obtain: Purchase from Stefan Garcia at Stefan’s Bartering Post.
Blad on Stik: (2-Handed Melee)
Weapon Type: 2-Handed Melee
Modifications: None
Special Effect: Bleed
Location: Marauder Hideout, northwest of Edgewater in Terra-2
How to Obtain: During the Fistful of Digits quest, kill the bandit leader Doc Maybell, to have him drop it.
Maxwell: (Impact Hammer)
Weapon Type: 1-Handed Melee
Modifications: Mr. Zap
Special Effect: Knockdown
Location: Emerald Vale General Store inside Edgewater
How to Obtain: Purchase from Julius Moreau for 3,000 bits.
Ol’ Reliable: (Light Machine Gun)
Weapon Type: Heavy Weapons
Modifications: None
Special Effect: Stagger
Location: Primal Nest
How to Obtain: It can be found in the canyon area, next to a dead body.
Shock Stick: (Riot Baton)
Weapon Type: 1-Handed Melee
Modifications: SpeedGrip Mr. Ouch
Special Effect: Stun
Location: Geothermal Plant
How to Obtain: Complete the Die, Robot quest.
Landing Pad Cutter: (Tremor Cleaver)
Weapon Type: 2-Handed Melee
Modifications: None
Special Effect: Bleed
Location: Edgewater Landing Pad
How to Obtain: By walking along the lower edge near the landing pad, it can be found on a ledge, facing the water, residing between two dead bodies.
Long Ranger: (Hunter’s Rifle)
Weapon Type: Long Guns
Modifications: None
Special Effect: Knockback
Location: Botanical Labs on Terra-2
How to Obtain: Pickpocket or kill Grace.
Peacekeeper: (Sawed-Off Shotgun)
Weapon Type: Long Guns
Modifications: None
Special Effect: Knockback
Location: Edgewater on Terra-2
How to Obtain: Pickpocket or kill Constable Reyes.
Groundbreaker Unique Weapons:
Montag: (Flamethrower)
Weapon Type: Heavy Weapons
Modifications: Mag-2-Power
Special Effect: Stun
Location: Back Bays aboard the Groundbreaker
How to Obtain: Pickpocket or kill Captain Macredd.
Salvager’s Helper: (Light Pistol)
Weapon Type: Handguns
Modifications: Mag-2-Melt
Special Effect: Bleed
Location: Aboard the Groundbreaker
How to Obtain: Purchased from Gladys.
Silencer: (1-Handed Melee)
Weapon Type: 1-Handed Melee
Modifications: SpeedGrip
Special Effect: Bleed
Location: Relay GB-23
How to Obtain: In the centre of the station, during the Silent Voices quest, it can be found on Frey’s body.
Scylla Unique Weapons:
Irion’s Flintlock: (Auto-Mag Pistol)
Weapon Type: Handguns
Modifications: N/A
Special Effect: Stagger
Location: Scylla
How to Obtain: During the Solution Vital quest, Irion’s Flintlock is obtained from Captain Irion for saving him.
Primal Tamer’s Baton:
Weapon Type: 1-Handed Melee
Modifications: None
Special Effect: Stagger
Location: Scylla
How to Obtain: East of Irion’s Shio and next to a wrecked starship, Prima; Tamer’s Baton can be found on a dead body on Scylla.
Unreliable Unique Weapons:
Adelaide’s Gardening Shears:
Weapon Type: 1-Handed Melee
Modifications: N/A
Special Effect: Bleed
Location: Captain’s Quarters
How to Obtain: After killing Adelaide, it can be found on the desk in the captain’s quarters.
The Negotiator:
Weapon Type: Handguns
Modifications: N/A
Special Effect: Stagger
Location: The Unreliable
How to Obtain: Once you’ve finished all Sublight faction quests, The Negotiator can be found aboard the Unreliable.
Roseway Gardens Unique Weapons:
Rapti-prod: (Tossball Blocker)
Weapon Type: 2-Handed Melee
Modifications: Mr.Zap
Special Effect: None
Location: Covert Lab in Roseway Gardens on Terra-2
How to Obtain: During the quest, The Distrss Signal, the Rapti-prid can be found residing on one of four tables in Vaugn’s Lab, in the interiors of the Covert Lab.
Ulti-Nature: (Ultimatum Pistol)
Weapon Type: Handguns
Modifications: None
Special Effect: Corrosion
Location: Roseway on Terra-2
How to Obtain: Successfully complete the quest Vulcan’s Hammer, by returning Orson Shaw his weapon schematics and waiting for him to contact you via ADA on the unreliable. Then return to Roseyway to get the Ulti-Nature.
Anarchists’ Cookbook:
Weapon Type: Heavy Weapons
Modifications: Mag-2-Power
Special Effect: Knockback
Location: Roseway Gardens on Terra-2
How to Obtain: Recieved as a reward for completing the quest Journey Into Smoke.
Monarch Wilds Unique Weapons:
Anti-Manti Ray: (Laser Carbine)
Weapon Type: Long Guns
Modifications: Mag-2-Melt
Special Effect: Stagger
Location: Mantisaur Lair, west of Fallbrook Crossroads
How to Obtain: The Anti-Manti Ray can be found atop a pile of bones that is gaurded by a monster.
Euthanasia Kit: (Tactical Shotgun)
Weapon Type: Long Guns
Modifications: None
Special Effect: Knockdown
Location: In a building north of the Terra One Publications building, near the abandoned settlement west of Stellar Bay
How to Obtain: During the Pay for the Printer Quest, it can be looted form the body of a dead Iconoclast Medic.
Purpleberry Launch: (Shock Cannon)
Weapon Type: Heavy Weapons
Modifications: Mag-2-Ray
Special Effect: Burn
Location: Cascadia
How to Obtain: Found in the sink of a second floor apartment, next to a “Bottling Plant” sign.
Rapti-don’t: (Heavy Machine Gun)
Weapon Type: Heavy Weapons
Modifications: Mag-2-Power
Special Effect: Knockback
Location: Hero’s Last Stand, north of the Sulfur Pits
How to Obtain: Found on top of a dead body, on top of a large pile behind a Mega Raptidon.
Supper Time: (Captain’s Spine)
Weapon Type: 1-Handed Melee
Modifications: None
Special Effect: Bleed
Location: Stellar Bay
How to Obtain: During the quest The Secret People, the weapon can be looted from Braxton’s body, which can be found in a locked room, which is at the top of Mather Residence.
The Candy Cane: (Inferno Scythe)
Weapon Type: 2-Handed Melee
Modifications: Mr. N
Special Effect: Burn
Location: Cascadia Bridge Safe House
How to Obtain: Once you have been able to hack the Cascadia Gate Door to gain access to the bridge, ride the elevator down and you’ll come across a room where you will encounter Herbert. The Candy Cane can be looted from his dead body.
The Hammer of Olympus: (Impact Hammer)
Weapon Type: 2-Handed Melee
Modifications: Mr. Zap
Special Effect: Shock
Location: Sundered Rock, northeast of Devil’s Peak Summit
How to Obtain: Found in Sundered Rock.
Thunder: (Assault Rifle)
Weapon Type: Long Guns
Modifications: Mag-2-Zap
Special Effect: Stagger
Location: C3 Barracks near Devil’s Peak Summit
How to Obtain: Found inside C3 Barracks.
Soft Speaker:
Weapon Type: 2-Handed Melee
Modifications: None
Special Effect: Knockdown
Location: Monarch
How to Obtain: Reward for completing the quest Canid’s Cradle and achieving peace between Sanjar and Graham.
MSI Saltuna Searer:
Weapon Type: Heavy Weapon
Modifications: N/A
Special Effect: Burn
Location: Monarch
How to Obtain: During the Canid’s Cradle, side with Sanjar.
The Good Word:
Weapon Type: Heavy Weapon
Modifications: Mag-Num
Special Effect: Stagger
Location: Monarch
How to Obtain: During the Canid’s Cradle, side with Graham.
Grim’s Tossball:
Weapon Type: 1-Handed Melee
Modifications: SpeedGrip, Mr. Ouch
Special Effect: Stagger
Location: Stellar Bay
How to Obtain: Given to players by Grimm for completing the quest The Grimm Tomorrow.
*This unique weapon is seemingly bugged.
Sublight Plasma Knife:
Weapon Type: 1-Handed Melee
Modifications: Grip, Attack
Special Effect: Burn
Location: Fallbrook
How to Obtain: Purchase from Lyanna Reed.
Clive’s Cleaver:
Weapon Type: 1-Handed Melee
Modifications: N/A
Special Effect: Bleed
Location: Monarch
How to Obtain: Obtained from Clive Lumbergh for completing the quest A Cysty-Dance with Death.
Byzantium Unique Weapons:
Pink Slip: (Dead-Eye Assault Rifle)
Weapon Type: Long Guns
Modifications: Exacto-O-Sight
Special Effect: Execute
Location: Estates District of Byzantium on Terra-2
How to Obtain: Purchase from Winston Forsythe at Forsythe Luxury Munitions.
The Exterminator: (Vermin Revolver)
Weapon Type: Handguns
Modifications: None
Special Effect: Knockback
Location: Estates District of Byzantium on Terra-2
How to Obtain: Purchase from Winston Forsythe at Forsythe Luxury Munitions.
Ionized Paper Knife:
Weapon Type: 1-Handed Melee
Modifications: SpeedGrip
Special Effect: Burn
Location: Maintenance Tunnels in Byzantium on Terra-2
How to Obtain: During the quest Cupid of the Laboratory, the Ionized Paper Knife can be found in the Maintenance Tunnels.
Latinus:
Weapon Type: 2-Handed Melee
Modifications: N/A
Special Effect: Bleed
Location: Byzantium on Terra-2
How to Obtain: Purchase from Percival Platt for 7,410 bits.
Pauper Popper:
Weapon Type: Long Guns
Modifications: N/A
Special Effect: Burn
Location: Byzantium on Terra-2
How to Obtain: Purchase from Percival Platt fort 6,080 bits.
Phineas’ Lab Unique Weapons:
Phin’s Phorce:
Weapon Type: Long Guns
Modifications: FunTimes Battle, Mag-2-Ray
Special Effect: Execute
Location: Phineas’s Room
How to Obtain: Found nearer to the end of the game, during the quest Kept Secret But Not Forgotten.
We hope you found this guide helpful!

