Planeswalker's Scorn

{2}{B} · Enchantment

{3}{B}: Target opponent reveals a card at random from their hand. Target creature gets -X/-X until end of turn, where X is the revealed card's mana value. Activate only as a sorcery.

Motor: se resuelve a mano

Rulings (1)

If the opponent has no cards in hand, then X is zero.
Wizards of the Coast · 2004-10-04