Cataract Monstrosity

Trample, haste
Whenever Cataract Monstrosity deals combat damage to a player, he or she discards that
many land cards. If he or she can't, that
player discards their hand.
Whenever a player discards one or more
cards, he or she loses life equal to the number
of land cards in his or her graveyard.
{w/b}{r/w}{b/r}: Destroy target land.