Iron Myr [Mystery Booster] Fairy I'm to entrust this powerful

I'm to entrust this powerful artifact to our worst researchers

Lurker of the Loch enters the battlefield

Up to one other target creature has base power and toughness 4/4 until end of turn

you may activate one of its loyalty abilities once this turn as though none of its loyalty abilities have been activated this turn

Set: From the Vault: Annihilation Type: Sorcery Rarity: Mythic Cost: {X}{R} Rolling Earthquake deals X damage to each creature without horsemanship and each player

Iron Myr [Mystery Booster] Fairy I'm to entrust this powerfulSet: Mystery Booster Type: Artifact Creature Myr Rarity: Common Cost: {2} {T}: Add {R}. The myr are like rusted metal: gleaming purpose hidden by a thin disguise of debris.