Comet Storm (Oversized) [Oversize Cards] Darksteel and the steel became greaves

and the steel became greaves

Set: Alpha Edition Type: Artifact Rarity: Rare Cost: {4} Whenever a land is put into a graveyard from the battlefield

Set: Kaladesh Prerelease Promos Type: Creature — Angel Rarity: Mythic Cost: {3}{W}{W} Flying

return the other exiled cards to the battlefield under their owner's control attached to that permanent

Battle doesn't need a purpose

Comet Storm (Oversized) [Oversize Cards] Darksteel and the steel became greavesSet: Oversize Cards Type: Instant Instant Rarity: Mythic Cost: {X}{R}{R} Multikicker {1} (You may pay an additional {1} any number of times as you cast this spell.) Choose target creature or player, then choose another target creature or player for each time Comet Storm was kicked. Comet Storm deals X damage to each of them. (This Oversize Promo could be obtained as the Worldwake Magic Player Rewards program reward in 2010.)