Suggestions by @jesselee

Prince John

as Prince John in The birthday girl

Old Hag

as Old Hag in The birthday girl

Jafar (Aladdin)

as Jafar in The birthday girl

Carnage (Cletus Kasady)

as Carnage in The birthday girl

Red Skull (Johann Schmidt)

as Red Skull in The birthday girl

Mole Man

as Mole Man in The birthday girl

White Queen (Emma Frost)

as Emma Frost in The birthday girl

Hobgoblin (Roderick Kingsley)

as Hob Goblin in The birthday girl

Green Goblin (Norman Osborn)

as Green Goblin in The birthday girl

Thanos (Marvel)

as Thanos in The birthday girl

Venom

as Venom in The birthday girl

Doctor Victor von Doom

as Docotor Doom in The birthday girl

Galactus

as Galactus in The birthday girl

The Abomination (Emil Blonsky)

as Abomination in The birthday girl

Kingpin (Wilson Fisk)

as KingPin in The birthday girl

Fa Mulan

as Fa Mulan in Happy Birthday Olivia!

Li Shang

as Li Shang in Happy Birthday Olivia!

Griffin (The Invisible Man)

as The Invisible Man in Happy Birthday Olivia!

Splatter and Dodge

as Splatter and Dodge in Happy Birthday Olivia!

Pain

as Pain in Happy Birthday Olivia!