Suggestions by @ninox

Chang Chen

as Dark Oak in Sonic Man Universe

Colleen O'Shaughnessey

as Z.O.O.M. in Sonic Man Universe

Creature sound effect

as Black Arms in Sonic Man Universe

Sean Schemmel

as Black Doom in Sonic Man Universe

Ryan Bartley

as S.A.G.E. in Sonic Man Universe

Roger Craig Smith

as Sonic Mandroid in Sonic Man Universe

Kirk Thornton

as Orbot in Sonic Man Universe

Wally Wingert

as Cubot in Sonic Man Universe

Kumail Nanjiani

as Agent Stone in Sonic Man Universe

David Krumholtz

as The Eggman in Sonic Man Universe

Laura Bailey

as S.O.L. in Sonic Man Universe

India Rose Hemsworth

as Marine Girl in Sonic Man Universe

Naomi Scott

as Blaze Woman in Sonic Man Universe

Lewis Pullman

as Silver Man in Sonic Man Universe

Shuya Sophia Cai

as Cosmo Girl in Sonic Man Universe

Josh Keaton

as A.U.R.I.G.A. in Sonic Man Universe

Kiawentiio

as Trip Woman in Sonic Man Universe

Izaac Wang

as Ray Man in Sonic Man Universe

Jharrel Jerome

as Mighty Man in Sonic Man Universe

Keith Silverstein

as H.E.A.V.Y. in Sonic Man Universe