Animate Artifact [Summer Magic / Edgar] Mammoth There must be a face-up

There must be a face-up Field Spell Card on the field to activate and to resolve this effect

Set: Ultimate Masters Type: Creature — Human Wizard Rarity: Mythic Cost: {1}{U} Flash

Set: EX: Dragon Frontiers Type: Grass Rarity: Holo Rare Retreat cost: Colorless

Set: Shadows over Innistrad Prerelease Promos Type: Land // Legendary Creature — Demon Rarity: Rare {T}: Add {C}

where X is the number of Slivers on the battlefield

Animate Artifact [Summer Magic / Edgar] Mammoth There must be a face-upSet: Summer Magic Edgar Type: Enchantment Aura Rarity: Uncommon Cost: {3}{U} Enchant artifact As long as enchanted artifact isn't a creature, it's an artifact creature with power and toughness each equal to its mana value.