(: Add or to your mana pool.)
Treetop Knoll enters the battlefield tapped unless you pay .
: Treetop Knoll becomes a 2/1 green and red Snake creature until end of turn. It's still a land.
: Add 
or 
to your mana pool.)
.: Treetop Knoll becomes a 2/1 green and red Snake creature until end of turn. It's still a land.
