Down With The Darkness

Down With The Darkness cannot be cast unless
your starting deck contains only colorless cards,
cards with {b} mana symbols, and lands.
•Whenever you cast a black creature spell, draw a
card and lose one life.
•Whenever you cast a black instant or sorcery
spell, give target creature three -1/-1 counters.
•Whenever you play a swamp, you may search
your library for a card and place it on top of your
library.