(: Add or to your mana pool.)
Cabal Caldera enters the battlefield tapped.
: Cabal Caldera becomes a 2/1 black and red Skeleton creature until end of turn. It's still a land.
: Add 
or 
to your mana pool.): Cabal Caldera becomes a 2/1 black and red Skeleton creature until end of turn. It's still a land.
