M'kael, Sinful Addict

Skulk, Haste
Whenever a creature you control deals damage to a player, you may pay {x}, where {x} is that creature's power. If you do, draw {x} cards and lose {x} life.
Whenever you discard a card, you lose life equal to the number of cards discarded.
"He always needs one more, just one more. His aetherlust will consume him." -Gonti, Lord of Luxury