
Target creature gets -X/-X until end of turn, where X is the number of cards in your hand.
"To think some believe it peaceful to die in one's sleep." —Ashiok, Nightmare Weaver
Illustrated by Willian Murai
Released on May 2, 2014
The value of X is calculated as the ability resolves. The effect won't change later in the turn, even if the number of cards in your hand does.