Suggestions by @group6inperson

Ghosts

as Ghosts in Boo 3! A Madea Halloween

Harley Quinn

as Harley Quinn in Boo 3! A Madea Halloween

The Penguin (Oswald Cobblepot)

as The Penguin in Boo 3! A Madea Halloween

The Joker

as The Joker in Boo 3! A Madea Halloween

Snow White (Disney)

as Snow White in Boo 3! A Madea Halloween

Magic Mirror

as Magic Mirror in Boo 3! A Madea Halloween

The Evil Queen

as The Evil Queen in Boo 3! A Madea Halloween

Wendy Darling

as Wendy Darling in Boo 3! A Madea Halloween

Peter Pan

as Peter Pan in Boo 3! A Madea Halloween

The Undertaker

as The Undertaker in Boo 3! A Madea Halloween

Captain Hook

as Captain Hook in Boo 3! A Madea Halloween

Frankenstein's Monster

as Frankenstein in Boo 3! A Madea Halloween

White Queen (Emma Frost)

as Emma Frost in Boo 3! A Madea Halloween

Jafar

as Jafar in Boo 3! A Madea Halloween

Galactus

as Galactus in Boo 3! A Madea Halloween

Green Goblin (Norman Osborn)

as Green Goblin in Boo 3! A Madea Halloween

Grover

as Grover in Boo 3! A Madea Halloween

Rosetta LeNoire

as Rosetta in Boo 3! A Madea Halloween

Madame Mim

as Madame Mim in Boo 3! A Madea Halloween

Oscar the Grouch

as Oscar the Grouch in Boo 3! A Madea Halloween