These are all the Smash Bros. Ultimate DLC characters announced and released. Also the characters I would like to see in Ultimate, or in a future Smash Bros. video game.
Confirmed Characters:
Piranha Plant
Universe – Super Mario.
Skins – Pallet Swaps, Plant Pot Piranha, or Warp Pipe Piranha.
Last Nintendo Appearance – New Super Mario Bros. U Deluxe (Switch)
Chance – Confirmed
Ren Amamiya (Joker)
Universe – Persona.
Skins – Pallet Swaps:
Last Nintendo Appearance – Never.
Chance – Confirmed
Rumoured Characters:
Erdrick
Universe – Dragon Quest.
Skins – Pallet Swaps, Dragon Quest 10’s Anlucia, and Dragon Quest 11’s protagonist.
Last Nintendo Appearance – Dragon Quest XI S (Switch)
Chance – Likely
Ryu Hayabusa
Universe: Ninja Gaiden.
Skins – Pallet Swaps
Last Nintendo Appearance – Ninja Gaiden 3: Razor’s Edge (Wii U)
Chance: Possible
Steve
Universe – Minecraft.
Skins – Pallet Swaps, Minecraft’s Alex, and Halo’s Master Chief.
Last Nintendo Appearance – Minecraft (Switch)
Chance – Likely
Marine (Doomguy/DoomSlayer)
Universe – Doom.
Skins – Pallet Swaps, Doom 64.
Last Nintendo Appearance – Doom (Switch)
Chance – Possible
Characters I Want:
Chosen Undead
Universe – Souls
Skins – Pallet Swaps, Hollow, and other classes.
Last Nintendo Appearance: Dark Souls Remastered (Switch)
Chance – Possible
Special Tactics and Rescue Service (S.T.A.R.S.)
Universe – Resident Evil.
Skins – Alpha and Bravo teams’ Jill Valentine, Chris Redfield, Barry Burton, Rebecca Chambers, Albert Wesker, Joseph Frost, Brad Vickers, and Kenneth J. Sullivan
Last Nintendo Appearance – Resident Evil 7: Biohazard (Switch)
Chance – Unlikely
Lara Croft
Universe – Tomb Raider.
Skins – Pallet Swaps
Last Nintendo Appearance – Tomb Raider: Underworld (Wii)
Chance – Unlikely
Vault Boy
Universe – Fallout.
Skins – Pallet Swaps, Vault Girl, various outfits
Last Nintendo Appearance – Fallout Shelter (Switch)
Chance – Possible
The Prince
Universe – Prince of Persia.
Skins – Pallet Swaps, The Prince (2008), The Sands of Time, Warrior Within, and The Two Thrones
Last Nintendo Appearance – Prince of Persia The Forgotten Sands (Wii)
Chance – Very Unlikely
Manny Calavera
Universe – Grim Fandango.
Skins – Pallet Swaps, and Grim Reaper.
Last Nintendo Appearance – Grim Fandango Remastered (Switch)
Chance – Unlikely
Harman Smith:
Universe – Killer7.
Skins – Pallet Swaps, and the other Smiths.
Last Nintendo Appearance – Killer7 (GameCube)
Chance – Very Unlikely
Agent 47
Universe – Hitman.
Skins – Pallet Swaps, and disguises.
Last Nintendo Appearance – Hitman 2: Silent Assassin (GameCube)
Chance – Unlikely
Guybrush Threepwood
Universe – Monkey Island.
Skins – Pallet Swaps
Last Nintendo Appearance – Tales of Monkey Island (Wii).
Chance – Very Unlikely
Altaïr Ibn La-Ahad
Universe – Assassin’s Creed.
Skins – Pallet Swaps
Last Nintendo Appearance – Assassin’s Creed IV: Black Flag (Wii U)
Chance – Very Unlikely
Max Payne
Universe – Max Payne
Skins – Pallet Swaps
Last Nintendo Appearance – Max Payne (Game Boy Advance)
Chance – Very Unlikely
Cole Phelps
Universe – L.A. Noire
Skins – Pallet Swaps
Last Nintendo Appearance – L.A. Noire (Switch)
Chance – Unlikely
Vivi Orunitia
Universe – Final Fantasy
Skins – Pallet Swaps
Last Nintendo Appearance – Final Fantasy IX and Final Fantasy XII (Switch)
Chance – Unlikley
Azuma Ninja
Universe – Tenchu
Skins – Pallet Swaps, Rikimaru, and Ayame
Last Nintendo Appearance – Tenchu: Shadow Assassins (Wii)
Chance – Unlikely
Claude
Universe – Grand Theft Auto
Skins – Pallet Swaps
Last Nintendo Appearance – Never
Chance – Impossible
Tetromino
Universe – Tetris
Skins – Pallet Swaps, different tetrominoes
Last Nintendo Appearance: Puyo Puyo Tetris (Switch)
Chance – Unlikely
Minifigure
Universe – Lego
Skins – Pallet Swaps, different Lego minifigures
Last Nintendo Appearance – Lego Worlds (Switch)
Chance – Unlikely
Dovahkiin (Dragonborn)
Universe – The Elder Scrolls
Skins – Pallet Swaps
Last Nintendo Appearance – The Elder Scrolls: Skyrim (Switch)
Chance – Possible
J.B. Harold
Universe – J.B. Harold
Skins – Pallet Swaps,
Last Nintendo Appearance – Manhattan Requiem (Switch)
Chance – Very Unlikely
Rabbids
Universe: Raving Rabbids
Skins – Pallet Swaps, various Rabbids.
Last Nintendo Appearance – Mario + Rabbids Kingdom Battle (Switch)
Chance – Possible
John Tanner
Universe – Driver
Skins – Pallet Swaps.
Last Nintendo Appearance – Driver: San Francisco (Wii)
Chance: Very Unlikely
Amaterasu
Universe – Okami
Skins – Pallet Swaps.
Last Nintendo Appearance – Okami (Switch)
Chance: Possible
King Toko 