You are tainted. While knocked out you can only recover from untainted heroes or heroic feats.
If a monster is defeated during your turn, exhaust this card. At the start of your turn either refresh this card or choose 1 hero within 3 spaces of you to suffer 2 .
At the start of your turn, when you have to refresh cards, if you cannot refresh Blood Rage you must satisfy your bloodthirsty instincts and you or another hero within 3 spaces of you must suffer 2 wounds.
When a monster goes down , you exhaust Death Rage. Your thirst of blood is satisfied.