Undercity Sewers (Borderless) (20) (PZA)
Non-Foil - NM
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Power Sink [Revised Edition]
| Set: | Revised Edition |
| Type: | Instant |
| Rarity: | Common |
| Cost: | XU |
| Colors: | U |
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.