The Batmonkey Who Laughs

Jerome "Jerry" McGinnis, also known as the The Batmonkey Who Laughs, is the quadragonist-turned-main-antagonist of BATTD 2: Black Pops. There is also a 6th tier 3rd path upgrade of the same name for the Batmonkey in BTD7: Planet of the Apes.

Trivia

 * An obvious reference to The Batman Who Laughs, an evil version of Batman from the Dark Multiverse.