Here is my predictions/wishlist for Smash 6
Super Mario Bros
Mario (overhaul)
Luigi (same moveset)
Peach (same moveset)
Bowser (same moveset)
Rosalina (same moveset)
Bowser Jr. (Koopalings as an alt) (same moveset)
Daisy (overhaul)
Toad (Toadette as an alt) (moveset based on Captain Toad)
Birdo (echo of Yoshi minus the neutral special)
Donkey Kong
Donkey Kong (same moveset minus the up special)
Diddy and Dixie (tag team) (same/moveset based on DKC games)
King K. Rool (same moveset)
Pauline (based on Odyssey/DKB)
The Legend of Zelda
Link (overhaul)
Zelda/Sheik (they are a transforming duo again) (overhaul)
Ganondorf (overhaul)
Impa (based on Hyrule Warriors)
Skull Kid (based on Majorca’s Mask)
Metroid
Samus/Zero Suit Samus (they are a transforming duo again) (same moveset)
Ridley (same moveset)
Sylux (based on Prime 4)
Yoshi
Yoshi (same moveset)
Kirby
Kirby (same moveset)
Meta Knight (same moveset)
King Dedede (same moveset)
Bandana Waddle Dee (based on newer Kirby games)
StarFox
Fox (same moveset)
Falco (same moveset)
Wolf (same moveset)
Pokémon
Pikachu (same moveset)
Mewtwo (same moveset)
Pokémon (same moveset but Charizard mega evolves into X during final smash) Trainer (Squirtle/Ivysaur/Charizard)
Lucario (same moveset)
Greninja (same moveset)
Gardevoir (based on Ruby/Sapphire with final smash being based on X/Y with mega evolution)
Zoroark (based on Black/White with an alternate costume based on the regional variant)
Gen 10 (based on Wind and Waves)
Earthbound
Ness (same moveset)
F-Zero
Captain Falcon (same moveset)
Fire Emblem
Marth (Same moveset)
Ike (same moveset)
Robin (same moveset)
Edelgard (emphasis on her special weapon)
New protagonist (based on new game)
Game & Watch
Mr. Game & Watch (same moveset)
Kid Icarus
Pit (same moveset)
WarioWare
Wario (Same moveset)
Metal Gear
Snake (DLC) (same moveset)
Sonic the Hedgehog
Sonic (overhaul)
Shadow (based on Adventure 2, and 06)
Dr. Eggman (based on the Genesis games and A2)
Pikmin
Olimar (Alpha as an alt) (same moveset)
R.O.B.
R.O.B. (Same moveset)
Animal Crossing
Villager (same moveset)
Isabelle (same moveset)
Tom Nook (differences from the other two AC characters is the use of money)
Mega Man
Mega Man (same moveset)
Zero (based on the Mega Man X games)
Punch Out!!
Little Mac (DLC) (same moveset)
PAC-MAN
PAC-MAN (Ms. PAC-MAN as an alt) (same moveset)
Xenoblade Chronicles
Shulk (same moveset)
Pyra/Mythra (same moveset)
Noah and/or Milo (based on XC3)
Duck Hunt
Duck Hunt (same moveset)
Street Fighter
Ryu (Same moveset)
Chin-Li (has her own unique moves that come from her best appearances)
Final Fantasy
Cloud (same moveset)
Sephiroth (same moveset)
Bayonetta
Bayonetta (same moveset)
Splatoon
Inkling (same moveset)
Octoling (echo)
Castlevania
Simon (same moveset)
Persona
Joker (DLC) (same moveset)
Dragon Quest
Hero (the alts are 1, 3, 4, 5, 6, 8, 11, 12) (same moveset, main alt is DQ12)
Banjo-Kazooie
Banjo and Kazooie (same moveset)
Fatal Fury
Terry (DLC) (same moveset)
ARMS
Min Min (DLC) (same moveset)
Minecraft
Steve (same moveset)
Tekken
Kazuya (same moveset)
Kingdom Hearts
Sora (DLC) (same moveset, main alt is KH2)
Crash Bandicoot
Crash (mix of old and newer games)
Ring Fit Adventure
Ring Fit Trainer (new version of Wii Fit Trainer)
Monster Hunter
Monster Hunter (male and female alts)
Chibi Robo
Chibi Robo (using the plug a lot)
Tetris
Tetris (different blocks for different attacks)
Hallow Knight
Hallow Knight (light but heavy attacks)
Doom
Doom Slayer (FPS fighter)
Resident Evil
Leon (using the knife a lot)
Devil May Cry
Dante (DLC) (guns and knife)
Halo
Master Chief (DLC) (FPS fighter but with more than shorting)
Drakengard
2B (DLC) (new Bayonetta)
Hades
Zagreus (DLC) (close combat)
Rayman
Rayman (DLC) (extremely agile)
Golden Sun
Issac (DLC) (use the hand a lot)