That Hover Move.

It's like the OG game but less stiff.

Another returning move For Amy Rose Amy Flash.

I'm taking you down like its 1998/1999!

Yoshi and Birdo cosplaying as Ichigo Momomiya

Act Music as Rounds? (may not apply to every stage)

Despite being Water (Or Mutated Chao) slime sounds

Basically

Valgallah's Cream's "Chao Force" Super

Command is

D,DF,F X+Y

A returning move from Infinite Battle

but a bit more on Sonic 06's Green Gem.

Continue. But classic

Another mechanic that I coded for the first time

"Grab Canceling"

The only thing that varies between character is: how long will they actually throw the opponent while Pressing Y + Holding FWD/Pressing Z + Holding Backwards will still do the cancel trick