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

The 3 Promotional Avatars wearing Rain Boots / Wellies

That Hover Move.

It's like the OG game but less stiff.

Possible fang/nack sprite sheet? (And nic the weasle (From the comics)

Despite being Water (Or Mutated Chao) slime sounds

2/3 of them are references to

Sonic's Concept and is also a Skin in Sonic Superstars Cream's Debut (Though inconsistent looks)

A former 90s rival's (A red capped plumber guy) recent 3D platformer since 2017

The "Big Green Man" (Guest) teaser.

Father and Son love

Basically

Valgallah's Cream's "Chao Force" Super

Command is

D,DF,F X+Y

Some Rain booted artwork of these characters i did