Quicksilver Elemental [Mirrodin] Plains Island an enchantment

an enchantment

sacrifice Thran Quarry

but my host would casually push it down before I could make out what it was

Set: Limited Edition Alpha Type: Creature — Demon Rare Cost: {4}{B}{B}{B} Flying

or Dragon creature card from your hand onto the battlefield tapped and attacking that opponent

Quicksilver Elemental [Mirrodin] Plains Island an enchantmentSet: 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.