Ghost-Lit Warder {1}{U}
Creature — Spirit
{3}{U}, {T}: Counter target spell unless its controller pays {2}.
Channel — {3}{U}, Discard this card: Counter target spell unless its controller pays {4}.
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Cards that do something similar expected a card that isn't here?
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Hisoka, Minamo Sensei 88%
$0.39#26628
"{2}{U}, Discard a card: Counter target spell if it has the same mana value as the discarded card."