Exhaustion

Sorcery, 2U (3)
Creatures and lands target opponent controls don't untap during his or her next untap step.¹
Starving and worn, Cao Cao escaped from the battle of Red Cliffs with only 27 of his original 800,000 men.
Illus. Qu Xin

Crystal Keep Rulings Summaries

• The effect applies to the creatures controlled by the opponent when this spell resolves. [Jackson 1999/11/22]
• The creatures and lands are only prevented from untapping during the targeted player's next untap step. They can still can untap during other player's untap steps. [Jackson 1999/10/25]

Format Legality	Legal in Vintage, Legacy, Extended Banned in Standard
Printings (6/27)	Core Set - Ninth Edition (Uncommon) Starter (Uncommon) Portal Three Kingdoms (Rare) Urza's Saga (Uncommon) Portal Second Age (Rare) → View All