name: Power Sink
originalText: Counter target spell unless its controller pays {X}. If he or she doesn't, that player taps all lands he or she controls and empties his or her mana pool.
printings: 2ED, 30A, 3ED, 4BB, 4ED, 5ED, 6ED, BTD, CED, CEI, FBB, ICE, ITP, LEA, LEB, MIR, PLST, PTC, RQS, SUM, TMP, USG, VMA
text: Counter target spell unless its controller pays {X}. If that player doesn't, they tap all lands with mana abilities they control and lose all unspent mana.
type: Instant