Foster's Home for Imaginary Friends/How to Train Your Dragon

Mac as Hiccup

Frankie as Astrid

Bloo as Toothless

CoCo as Stormfly

Cheese as Hookfang

Eduardo as Meatlug

Wilt & Mr. Herriman & Barf & Belch

Beast (from Beauty and the Beast (2017)) as Valka's Bewilderbeast

Terrence as Drago Bludvist

Aku (from Samurai Jack) as The Red Death

The Great Animal (from The Swan Princess) as Drago's Bewilderbeast