Quicksilver Elemental [Mirrodin] World Enchantment Comet Storm deals X damage

Comet Storm deals X damage to each of them

Set: Premium Deck Series: Graveborn Type: Instant Rarity: Rare Cost: {B} Search your library for a card and put that card into your graveyard

among any of the creatures it's being blocked by or is blocking

Set: Eldritch Moon Prerelease Promos Type: Legendary Creature — Angel Horror Rarity: Rare Cost: {5}{W}{W} When you cast this spell

Quicksilver Elemental [Mirrodin] World Enchantment Comet Storm deals X damageSet: Mirrodin Type: Creature Elemental Rare Cost: {3}{U}{U} {U}: Quicksilver Elemental gains all activated abilities of target creature until end of turn. (If any of the abilities use that creature's name, use this creature's name instead.) You may spend blue mana as though it were mana of any color to pay the activation costs of Quicksilver Elemental's abilities.