Lifeline [Urza's Saga] San Diego Comic-Con 2013 Set: Aether Revolt Promos Type:

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

then put the rest back in any order

When Izzet Boilerworks enters the battlefield

so tainted with the acrid smell of sudden death that it could never be worn again

destroy all creatures blocking or blocked by it

Lifeline [Urza's Saga] San Diego Comic-Con 2013 Set: Aether Revolt Promos Type:Set: 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.