Buttercup (from Powerpuff Girls) as Katniss Everdeen (from The Hunger Games)

Venom biting off guy's head

Thing vs. Venom

Buttercup (Powerpuff Girls) acts like Selene from Underworld

Sheeta (Castle in the Sky) acts like The Incredible Hulk

Buttercup (Powerpuff Girls) vs. Humungousaur (Ben 10) and Hulk (The Avengers)