Tropical Vents enters the battlefield tapped.
: Add to your mana pool. Return Tropical Vents to its owner's hand.
: Tropical Vents becomes a 2/1 green and blue Leech creature until end of turn. It's still a land.
: Add 
to your mana pool. Return Tropical Vents to its owner's hand.: Tropical Vents becomes a 2/1 green and blue Leech creature until end of turn. It's still a land.
