Suggestions by @leonardmoney

Princess Sally Acorn

as Katara in Sonic The Hedgehog: The Last Airbender

Jet the Hawk

as Norman Osborn in Sonic The Hedgehog Characters as Spider-Man Characters

Infinite the Jackal

as Quentin Beck in Sonic The Hedgehog Characters as Spider-Man Characters

Mephiles the Dark

as Morlun in Sonic The Hedgehog Characters as Spider-Man Characters

Tumble the Skunk

as Aleksei Sytsevich in Sonic The Hedgehog Characters as Spider-Man Characters

Rough the Skunk

as Mac Gargan in Sonic The Hedgehog Characters as Spider-Man Characters

Rouge the Bat

as Felicia Hardy in Sonic The Hedgehog Characters as Spider-Man Characters

Mimic the Octopus

as Dmitri Smerdyakov in Sonic The Hedgehog Characters as Spider-Man Characters

Surge the Tenrec

as Max Dillon in Sonic The Hedgehog Characters as Spider-Man Characters

Snively Robotnik

as Adrian Toomes in Sonic The Hedgehog Characters as Spider-Man Characters

Fang the Sniper

as Sergei Kravinoff in Sonic The Hedgehog Characters as Spider-Man Characters

Blaze the Cat

as Liz Allan in Sonic The Hedgehog Characters as Spider-Man Characters

Silver the Hedgehog

as Miguel O'Hara in Sonic The Hedgehog Characters as Spider-Man Characters

Sir Charles Hedgehog

as Ben Parker in Sonic The Hedgehog Characters as Spider-Man Characters

Dr. Eggman (Dr. Ivo Robotnik)

as Dr. Otto Octavius in Sonic The Hedgehog Characters as Spider-Man Characters

Shadow the Hedgehog

as Eddie Brock in Sonic The Hedgehog Characters as Spider-Man Characters

Knuckles the Echidna

as Flash Thompson in Sonic The Hedgehog Characters as Spider-Man Characters

Amy Rose

as Gwen Stacy in Sonic The Hedgehog Characters as Spider-Man Characters

Princess Sally Acorn

as Mary Jane Watson in Sonic The Hedgehog Characters as Spider-Man Characters

Miles "Tails" Prower

as Harry Osborn in Sonic The Hedgehog Characters as Spider-Man Characters