Suggestions by @andymayer

Candace Flynn (2nd Dimension)

as What if Rick Sanchez was in Phineas and Ferb? in myFiction

Perry the Platyborg (2nd Dimension)

as What if Rick Sanchez was in Phineas and Ferb? in myFiction

Ferb Fletcher (2nd Dimension)

as What if Rick Sanchez was in Phineas and Ferb? in myFiction

Phineas Flynn (2nd Dimension)

as What if Rick Sanchez was in Phineas and Ferb? in myFiction

Zeno Robinson

as Shadow the Hedgehog in Casting a random character every saturday #18: Shadow

Keston John

as The Anti-Monitor in New Voice Actors to Play Marvel and DC Characters

Keston John

as The Monitor in New Voice Actors to Play Marvel and DC Characters

Keith David

as The Anti-Monitor in New Voice Actors to Play Marvel and DC Characters

Kevin Michael Richardson

as The Anti-Monitor in New Voice Actors to Play Marvel and DC Characters

Keith David

as The Monitor in New Voice Actors to Play Marvel and DC Characters

Kevin Michael Richardson

as The Monitor in New Voice Actors to Play Marvel and DC Characters

Leslie Rodriguez Kritzer

as Abigail Mathilda "Ma" Hunkel in New Voice Actors to Play Marvel and DC Characters

Patrick Page

as Thanos in New Voice Actors to Play Marvel and DC Characters

Crispin Freeman

as The Spectre in New Voice Actors to Play Marvel and DC Characters

Fred Tatasciore

as The Spectre in New Voice Actors to Play Marvel and DC Characters

William Salyers

as Duo the Cat in Dawn of the Diamond Cutters

Anairis Quinones

as Whisper the Wolf in Dawn of the Diamond Cutters

Ashlyn Madden

as Tangle the Lemur in Dawn of the Diamond Cutters

All for One (My Hero Academia)

as Vox Populi - Hazbin Hotel in If this Character Were a Villain, Which Villain Song Would They Sing?

Corey Burton

as The Spectre in New Voice Actors to Play Marvel and DC Characters