(: Add or to your mana pool.)
Rootbound River enters the battlefield tapped unless you control one or more creatures.
: Rootbound River becomes a 2/2 green and blue Stag Leech creature with trample until end of turn. It's still a land.
: Add 
or 
to your mana pool.)
: Rootbound River becomes a 2/2 green and blue Stag Leech creature with trample until end of turn. It's still a land.
