Suggestions by @alecgroskreutz1

David Sobolov

as Armaggon in Teenage Mutant Ninja Turtles/My Little Pony - Part 1, 2, and 3

Ashleigh Ball

as Siobhan in Teenage Mutant Ninja Turtles/My Little Pony - Part 1, 2, and 3

Kirk Thornton

as Orbot in Sonic the Hedgehog: The New Animated Series - Season 1

Steve Blum

as Ue-Sama in Teenage Mutant Ninja Turtles/My Little Pony - Part 1, 2, and 3

Daniel Pemberton

as Composer in Teenage Mutant Ninja Turtles/My Little Pony - Part 1, 2, and 3

Liev Schreiber

as Old Hob in Teenage Mutant Ninja Turtles/My Little Pony - Part 1, 2, and 3

Max Mittelman

as Wenceslaus in Teenage Mutant Ninja Turtles/My Little Pony - Part 1, 2, and 3

Greg Cipes

as Manic in Sonic the Hedgehog: The New Animated Series - Season 1

Debby Ryan

as Sonia in Sonic the Hedgehog: The New Animated Series - Season 1

Tyrannosaurus Rex

as Terrah the T-Rex in Teenage Mutant Ninja Turtles/My Little Pony - Part 1, 2, and 3

Reba Buhr

as Veronica in Teenage Mutant Ninja Turtles/My Little Pony - Part 1, 2, and 3

Mary Elizabeth McGlynn

as Ocho in Teenage Mutant Ninja Turtles/My Little Pony - Part 1, 2, and 3

Dee Bradley Baker

as King Kong in Teenage Mutant Ninja Turtles: The New Animated Series - Season 3

Stephanie Sheh

as Mushroom in Teenage Mutant Ninja Turtles: The New Animated Series - Season 3

Mae Whitman

as Lita in Teenage Mutant Ninja Turtles: The New Animated Series - Season 3

Sophie Campbell

as Writer in Teenage Mutant Ninja Turtles: The New Animated Series - Season 3

Tom Waltz

as Writer in Teenage Mutant Ninja Turtles: The New Animated Series - Season 3

Kirk Thornton

as Dr. Jasper Barlow in Teenage Mutant Ninja Turtles: The New Animated Series - Season 3

John DiMaggio

as Bludgeon in Teenage Mutant Ninja Turtles/My Little Pony - Part 1, 2, and 3

David Kaye

as Dr. Ramon De La Porta in Teenage Mutant Ninja Turtles/My Little Pony - Part 1, 2, and 3