(: Add or to your mana pool.)
Mistveil Karst enters the battlefield tapped unless you pay 3 life.
: Mistveil Karst becomes a 2/1 white and green Spirit creature until end of turn. It's still a land.
: Add 
or 
to your mana pool.): Mistveil Karst becomes a 2/1 white and green Spirit creature until end of turn. It's still a land.
