Zykerax Breacher

Zykerax Breacher enters the battlefield tapped.
{b}{b}{b}{b}, Sacrifice Zykerax Breacher:
Destroy target Land.
The Zykerax Tribe of Humans couldn't stand
the Curse of Emptyness draining them of their black
mana. They gave up their very Humanity to cling to
their dark powers. Now, they are empty in
a different way.
—Chronicles of Vacudor, part XVI