Grass-Seafloor
Artifact Land (Rare)

(Grass-Seafloor isn't a spell.)

Grass-Seafloor enters the battlefield tapped unless you pay 2.

1, Tap: You may put a land card from your hand onto the battlefield.

G, Tap: Add UU to your mana pool.

U, Tap: Add GG to your mana pool.

Douglas Staples