the ability to mess with people's minds and get in their heads. I would be able to make people think what I whanted them to think, and do what I wanted them to do...be nice to me or I'll make an army of mindless zombies come after you. >
Invincibility, super strength/speed/endurance etc, Time Control (Including time freeze, etc), Telekenisis, flying, the power to wish for anything I want (including more powers!)
To summon anything I wanted, like making something out of nothing. You know when you're standing there and you wish you had something to eat? It's done.