Suggestions by @lorog

Tanner Buchanan

as Red X in Titans Go!

Red Hood (DC)

as Red X in Titans Go!

Spoiler

as Red X in Titans Go!

Richard Brake

as Trigon in Titans Go!

Leslie Grace

as Blackfire in Titans Go!

Nikolaj Coster-Waldau

as Deathstroke in Titans Go!

Freya Allan

as Ravager in Titans Go!

Carl Weathers

as Dr. Silas Stone in Titans Go!

Miles Brown

as Wally West in Titans Go!

KJ Apa

as The Flash in Titans Go!

Zendaya

as Iris West in Titans Go!

Karl Urban

as Batman in Titans Go!

Iain Glen

as Alfred Pennyworth in Titans Go!

Rooney Mara

as The Oracle in Titans Go!

Bryan Cranston

as James Gordon in Titans Go!

Trevor Jackson

as Cyborg in Titans Go!

Thomasin McKenzie

as Raven in Titans Go!

Asher Angel

as Beast Boy in Titans Go!

Griffin Gluck

as Red Robin in Titans Go!

Leslie Grace

as Starfire in Titans Go!