(: Add or to your mana pool.)
Caldera Tar Pit enters the battlefield tapped unless you control two or more artifact creatures.
, Sacrifice Caldera Tar Pit: Caldera Tar Pit deals 1 damage to target creature or player.
: Add 
or 
to your mana pool.), Sacrifice Caldera Tar Pit: Caldera Tar Pit deals 1 damage to target creature or player.
