Sword of the Ages [Legends] Mirrodin As Breeding Pool enters the

As Breeding Pool enters the battlefield

you may pay {4}

Set: Revised Edition Type: Land — Swamp Forest Rarity: Rare ({T}: Add {B} or {G}

If the player does

Inventors Type: Legendary Creature — Elf Warrior Rarity: Mythic Cost: {1}{G}{G} {G}: Regenerate another target Elf

Sword of the Ages [Legends] Mirrodin As Breeding Pool enters theSet: Legends Type: Artifact Rarity: Rare Cost: {6} Sword of the Ages enters the battlefield tapped. {T}, Sacrifice Sword of the Ages and any number of creatures you control: Sword of the Ages deals X damage to any target, where X is the total power of the creatures sacrificed this way, then exile Sword of the Ages and those creature cards.