Surrak, Blooded Moon

Protection from red and black.

Whenever a creature dies put a blood counter on Surrak, Blooded Moon.

Blood eater — You may spend 3 blood counters for put two +1/+1 counters on Surrak, Blooded Moon and create two Blood tokens. (It's an artifact with "{1}, {t}, Discard a card, Sacrifice this artifact: Draw a card.").
You may spend 6 blood tokens for create a Blood Moon red token. (It's an enchantment with "All non basic lands are Mountains only.").