Madblind Tar Pit enters the battlefield tapped unless you sacrifice a Black permanent.
: Add or to your mana pool.
Sacrifice Madblind Tar Pit: Add or to your mana pool.
: Return Madblind Tar Pit to its owner's hand.
: Add 
or 
to your mana pool. or to your mana pool.: Return Madblind Tar Pit to its owner's hand.
