(: Add or to your mana pool.)
When Rootbound Lake enters the battlefield, sacrifice it unless you pay 1 life.
: Rootbound Lake becomes a 2/2 green and blue Stag creature with trample until end of turn. It's still a land.
: Add 
or 
to your mana pool.)
: Rootbound Lake becomes a 2/2 green and blue Stag creature with trample until end of turn. It's still a land.
