Seafloor Bosk
Land-Island Swamp (Rare)

(Tap: Add U or B to your mana pool.)

Seafloor Bosk enters the battlefield tapped unless you reveal a planeswalker card from your hand.

1UU, Tap: Counter target spell unless its controller pays 1.

1BB, Tap, Sacrifice Seafloor Bosk: Target player discards a card.

Kev Guay