Permafrost Trap

WWK · UNCOMMON · #34/145

Instant

{2}{U}{U} · MV 4

Buy — / Sell 0.003 tix

If an opponent had a green creature enter the battlefield under their control this turn, you may pay {U} rather than pay this spell's mana cost.nTap up to two target creatures. Those creatures don't untap during their controller's next untap step.