Whenever Treetop Pool becomes tapped, it deals 1 damage to you.
: Add to your mana pool. Return Treetop Pool to its owner's hand.
: Treetop Pool becomes a 2/2 green Snake creature until end of turn. It's still a land.
: Add 
to your mana pool. Return Treetop Pool to its owner's hand.
: Treetop Pool becomes a 2/2 green Snake creature until end of turn. It's still a land.
