(: Add or to your mana pool.)
Caldera Ruins enters the battlefield tapped.
: Caldera Ruins becomes a 2/2 red Troll Ogre creature until end of turn. It's still a land.
: Add 
or 
to your mana pool.)
: Caldera Ruins becomes a 2/2 red Troll Ogre creature until end of turn. It's still a land.
