Coby: Thunder King

In the world of One Piece, everything is possible. Haki, mermaids, and tyrannical governments that casually commit genocide: what's there not to like? With the violent nature of the world, becoming Coby on Alvida's ship, joining Luffy is the only sensible option, and the first to join has to be the First Mate, no? At least for a while... [skip to ch7 for divergence point]