Rootbound Atoll enters the battlefield tapped.
: Add or to your mana pool.
Sacrifice Rootbound Atoll: Add or to your mana pool.
: Rootbound Atoll becomes a 2/1 green and blue Treefolk creature until end of turn. It's still a land.
: Add 
or 
to your mana pool. or to your mana pool.: Rootbound Atoll becomes a 2/1 green and blue Treefolk creature until end of turn. It's still a land.
