Derrigun, Bloodthirsty Tyrant

When Derrigun, Bloodthirsty Tyrant enters
the battlefield or dies, discard your hand.
Deathtouch, menace, haste
Whenever a player discards a card, he or she loses 1 life.
"I fought my way up the ranks of the Dredgar, showing no signs of weakness. But when I
became king, few rejoiced."