Crag Castle enters the battlefield tapped unless you pay 3 life.
, : Add to your mana pool.
: Crag Castle becomes a 0/4 red and white Troll Shaman creature with defender until end of turn. It's still a land.
, 
: Add 
to your mana pool., : Add to your mana pool.
: Crag Castle becomes a 0/4 red and white Troll Shaman creature with defender until end of turn. It's still a land.
