Permafrost Trap (Worldwake #34)

$0.98
mtg.wwk.34.nonfoil
10 item(s)
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Card Name: Permafrost Trap
Set Name: Worldwake
Set Code: wwk
Collector Number: 34
Finish: nonfoil
Release Date: 2010-02-05
Mana Cost: {2}{U}{U}
Type: Instant — Trap
Oracle Text: 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. Tap up to two target creatures. Those creatures don't untap during their controller's next untap step.
Rarity: uncommon