Death Eater

Menace, protection from white.
When Death Eater enters the battlefield, target opponent loses X life, where X is your devotion to black. (Each {b} in the mana cost of permanents you control counts towards your devotion to black.)
"They were a motley collection; a mixture of the weak seeking protection, the ambitious seeking some shared
glory, and the thuggish gravitating toward a leader who could show them more refined forms of
cruelty."
.