Suggestions by @jurassicjohnny

Spoiler

as Potential Future Newcomers in Full Super Smash Bros. Roster Fancast

Haley Joel Osment

as Sora in Full Super Smash Bros. Roster Fancast

Brian Tee

as Kazuya Mishima in Full Super Smash Bros. Roster Fancast

Skye Bennett

as Pyra/Mythra in Full Super Smash Bros. Roster Fancast

Tyler Hoechlin

as Sephiroth in Full Super Smash Bros. Roster Fancast

No Voice Actor

as Enderman in Full Super Smash Bros. Roster Fancast

Zombie No Voice Actor

as Zombie in Full Super Smash Bros. Roster Fancast

Kate McKinnon

as Alex in Full Super Smash Bros. Roster Fancast

Jack Black

as Steve in Full Super Smash Bros. Roster Fancast

Felecia Angelle

as Min Min in Full Super Smash Bros. Roster Fancast

Jeannie Tirado

as Byleth in Full Super Smash Bros. Roster Fancast

Zach Aguilar

as Byleth in Full Super Smash Bros. Roster Fancast

Michael Schneider

as Terry Bogard in Full Super Smash Bros. Roster Fancast

Awkwafina

as Kazooie in Full Super Smash Bros. Roster Fancast

Kenan Thompson

as Banjo in Full Super Smash Bros. Roster Fancast

Michael Lisco Jr.

as Eight in Full Super Smash Bros. Roster Fancast

Kyle Herbert

as Solo in Full Super Smash Bros. Roster Fancast

Toby Laurence

as Erdrick in Full Super Smash Bros. Roster Fancast

Rasmus Hardiker

as Luminary in Full Super Smash Bros. Roster Fancast

Xander Mobus

as Joker in Full Super Smash Bros. Roster Fancast