Malzahar, Prophet of the Void

When Malzahar, Prophet of the Void enters the battlefield, create two 1/1 blue and black Voidling
creature tokens.
{u}{b}, {t}: Make one 1/1 blue and black Voidling
creature token.
{1}{u}{b}, {t}, Sacrifice X number of Voidling tokens:
Tap target creature. That creature gains -X/-X until
end of turn.
"We are timeless. We demand sacrifice." — Malzahar, Prophet of the Void