Emrakul, the Aeons Torn [Ultimate Masters] Commander Anthology Volume II {G}: Regenerate River Boa

{G}: Regenerate River Boa

Set: Scars of Mirrodin Type: Artifact Rarity: Rare Cost: {6} When Contagion Engine enters the battlefield

and a land

Wood Elemental's power and toughness are each equal to the number of Forests sacrificed as it entered the battlefield

The end of evolution

Emrakul, the Aeons Torn [Ultimate Masters] Commander Anthology Volume II {G}: Regenerate River BoaSet: Ultimate Masters Type: Legendary Creature Eldrazi Rarity: Mythic Cost: {15} This spell can't be countered. When you cast this spell, take an extra turn after this one. Flying, protection from spells that are one or more colors, annihilator 6 When Emrakul, the Aeons Torn is put into a graveyard from anywhere, its owner shuffles their graveyard into their library.