All Character Approaching Battles/Unlocking all Characters through Smash Mode.

Order of Characters.
Ness
Zelda
Bowser
Pit
Inkling
Villager
Marth
Young Link
Wii Fit Trainer
Ice Climbers
Captain Falcon
Peach
Ryu
Ike
Jigglypuff
King K Rool
Sonic
Simon
Zero Suit Samus
Little Mac
Isabelle
Shulk
Lucina
Wario
Ridley
Pokemon Trainer
Lucario
Daisy
Roy
King Dedede
R.O.B.
Falco
Luigi
Pichu
Richter
Lucas
Diddy Kong
Meta Knight
Snake
Ganondorf
Corrin
Mega Man
Bayonetta
Toon Link
Rosalina & Luma
Incineroar
Sheik
Olimar
Pacman
Dark Samus
Wolf
Mr Game & Watch
Robin
Dark Pit
Cloud
Duck Hunt Duo
Ken
Greninja
Chrom
Mewtwo
Bowser Jr
Dr Mario
Palutena

Mii Fighters are not unlocked through this method.

►Super Smash Bros Ultimate
Initial release date: 7th December 2018
ublisher: Nintendo
Series: Super Smash Bros
Developer: Bandai Namco, Sora Ltd.
Platforms: Switch
Genres: Fighting/Platform Game

https://www.nintendo.com/