@Gummi Bunnies
You know, you kind of have to write up his abilities if you want him accepted.
Also, perhaps skip out on his more bullshit weapons? Like the chain that freezes time, space, and reality itself? Or the cat of nine tails that fires nine continent-destroying beams?
Let's see....
Gate of Babylon - A treasure trove of the original version of everything made by humanity. This,in effect, means that he has a perfect counter to whatever you may pull, if you don't gank him before he can get serious.
Seems as fair as Apocalypse, or Ultimate Form Kars :V