Vicodin Addiction

Enchant creature
Enchanted creature gets -1/-1 and has "At the beginning of your upkeep, you lose 1 life unless you pay {1} and sacrifice a creature."
Whenever a creature dies, you may pay {2}{b}. If you do, draw a card and lose 1 life.
"You want to know whats wrong with me? This is whats wrong with me." - Dr. Gregory House.