Assistant
Assistants
These are helpers. Whenever a Character calls them out, they are helped in needed. All though, the only appear as cameo Characters, they're not really playable, but you can say that they do count as teammates.
Bobby's Pokemon (Lucario, Riolu, Cinderace, Zeraora and Meowscarada)⭐
Teammate: Bobby
Yoke
Teammate: Erin
Leapster Tails, Knuckles & Amy
Teammate: Leapster Sonic
Carlmander
Teammate: Carl
Whisper
Teammate: Nate
Jibanyan
Teammate: Nate
Yes. I know I am going to make him into a fighter.
Stripe
Teammate: Bandit
Pat
Teammate: Bandit
MGG Yoshi
Teammate: Mario's Game Gallery
Go Fish Luigi
Teammate: Mario's Game Gallery
Sebastian's Cinderace⭐
Teammate: Seb (The Return)
TikTok Alien
Teammate(?): Tal_On
Bobby, Bray and Sebastian⭐
Teammate: Bobby's Lucario
ARMS Fighters (Springtron, Ribbon Girl, Ninjara, Twintelle, Mechanica, Master Mummy and Min-Min)
Teammate: Spring Man
Phantom Thieves of Heart
Teammate: Morgana
Tommy
Teammate: Robot Boy
Gus
Teammate: Robot Boy
Lilwiiviewr
Teammate: Wiiviewr
Littlestwiiviewr
Teammate: Wiiviewr
Princess Peach
Teammate: Wiiviewr