To Ashes

Destroy all non-basic lands. To Ashes deals X damage to each player who had a land destoyed this way and X damage to each creature those players control, where X is the total number of lands destroyed this way.
Madness {r} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)
Light yourself ablaze in a fire of vengeance.