Lifeline [Urza's Saga] San Diego Comic-Con 2013 destroy all creatures blocking or

destroy all creatures blocking or blocked by it

Set: From the Vault: Realms Type: Land Rarity: Mythic {T}: Add {C}{C}

When Izzet Boilerworks enters the battlefield

Set: Aether Revolt Promos Type: Artifact Creature — Construct Rarity: Rare Cost: {3} Whenever Scrap Trawler or another artifact you control is put into a graveyard from the battlefield

Lifeline [Urza's Saga] San Diego Comic-Con 2013 destroy all creatures blocking orSet: Urza's Saga Type: Artifact Rarity: Rare Cost: {5} Whenever a creature dies, if another creature is on the battlefield, return the first card to the battlefield under its owner's control at the beginning of the next end step.