In my main series, when K@jo gets into the angels story-world, he immediately looks up God and challenges him to chess, figuring if he can hold his own against the creator of the universe for a few dozen moves, he's on good footing. God proceeds to trounce him in a 1-move checkmate, the impossibility of which turns the board into a thermonuclear chain reaction.
Noting this. Omnipotence is also hard to write