(: Add or to your mana pool.)
When Coral Caldera enters the battlefield, sacrifice it unless you pay .
: Coral Caldera becomes a 2/2 blue Wizard creature until end of turn. It's still a land.
: Add 
or 
to your mana pool.).
: Coral Caldera becomes a 2/2 blue Wizard creature until end of turn. It's still a land.
