(: Add or to your mana pool.)
Lava Karst enters the battlefield tapped unless you control three or more creatures.
: Lava Karst becomes a 2/1 red and green Orc creature until end of turn. It's still a land.
: Add 
or 
to your mana pool.): Lava Karst becomes a 2/1 red and green Orc creature until end of turn. It's still a land.
