Brood Mana Absorption 3

Anowon continued. “His people were the feed of the Eldrazi.”

“I thought they did not eat like we eat?” “True,” Anowon said. “They live on pure mana. But they had my people collect energy by feeding, and then tapped us.”

“Why?”

“Our blood condenses mana,” Anowon said. Nissa edged closer a bit, as much as she dared. “Our blood is a sort of distillate of the mana from every victim. The Eldrazi beasts kept us for that sole purpose.”

Zendikar: In the Teeth of Akoum (Magic: The Gathering), Chapter 12