Time Warp

All spells in you hand cost {0} to cast.
Before the end step of your next turn, pay {x}{x}, where X is equal to the number of spells that you cast with Time Warp, or loose the game.

"Man is only given a finite time to live, spend it wisely and you will reap the rewards of a life well lived."
-Maginuos, Chronomage