Seafloor Karst
Land (Rare)

Seafloor Karst enters the battlefield tapped.

Tap: Add 1 to your mana pool.

Tap: Add G or U to your mana pool. Each opponent gains 1 life.

1: Seafloor Karst becomes a 2/2 green Treefolk creature until end of turn. It's still a land.

Jesper Pollack