The Grim Misadventures of Billy and Mandy

A Cartoon Network fanfic that you didn't even know you wanted! Let's follow our mc, a mad scientist, who was somehow reincarnated in The Grim Adventures of Billy and Mandy as Billy's, as one of the original three main characters he's not so lovable fool but a crazy fool that dreams of the impossible. Now let's see him try to figure out the secrets of his new world along with a bossy and rude blond hair girl, and the all-powerful grim reaper as their best friend who for some odd reason speaks in a Jamaican accent but in all actuality is pretty much their personal butler.