"He has a never ending appetite" seemed like a such harmless statement when little Timmy just wanted a second Cheese Cake Slice. This examples can LITERALLY Devour entire planets at will, so if you live through it, you better be long gone before they crave a second plate.

Characters: Galactus - Hulk and Agents of S.M.A.S.H., Avengers: Earth's Mightiest Heroes, Fantastic Four (1994) and Super Hero Squad Show (All American) Unicron - Transformers: Energon (Japanese) Cosma - Ok Ko, Let's Be Heroes (American) Gourmands - Ben 10 Omniverse (American)

Giant Spiders from Xiaolin Showdown

@AnimatedTypes Super Hero Squad mentioned