Fighter Roster

Header Cell detonates unlockable character. Additionally, the three different Mii Fighter variants will return as well.

Newcomers

 * Alm    (Fire Emblem)
 * Anna    (Fire Emblem)
 * Balloon Fighter    (Balloon Fighter)
 * Bandana Dee    (Kirby)
 * Banjo-Kazooie    (Banjo-Kazooie)
 * Black Shadow    (F-Zero)
 * Bomberman    (Bomberman)
 * Chorus Men    (Rhythm Heaven)
 * Dixie Kong    (Donkey Kong)
 * Elma    (Xenoblade Chronicles)
 * Erdrick    (Dragon Quest)
 * Geno    (Super Mario RPG)
 * Ghirahim    (The Legend of Zelda)
 * Hector    (Fire Emblem)
 * Impa    (The Legend of Zelda)
 * Isaac    (Golden Sun)
 * Leon    (Star Fox)
 * Lloyd    (Tales of Symphonia)
 * Mach Rider    (Mach Rider)
 * Marshadow    (Pokemon)
 * Paper Mario    (Mario)
 * Phoenix    (Ace Attorney)
 * Rayman    (Rayman)
 * Rex    (Xenoblade Chronicles)
 * Skull Kid    (The Legend of Zelda)
 * Spring Man   (ARMS)
 * Sylux    (Metroid)
 * Toad    (Mario)
 * Venusaur  (Pokemon)

Coming in 2019
(Erdrick, Spyro, and Takamaru are all replacable so should another worthy newcomer come as Super Smash Bros. Ultimate DLC)
 * Magolor   (Kirby)
 * Snake   (Metal Gear Solid)
 * Spyro   (Spyro the Dragon)
 * Takamaru   (The Mysterious Murasame Castle)
 * Taranza   (Kirby)
 * Travis   (No More Heroes)

Cut Characters
Italics mean that the character reappears as an alternate costume of another character.
 * Charizard
 * Chrom
 * Dark Pit
 * Dark Samus
 * Dr. Mario
 * Ivysaur
 * Ken
 * Lucina
 * Pichu
 * Piranha Plant
 * Richter
 * Squirtle
 * Young Link