Myr Battlesphere [Duel Decks: Elves vs. Inventors] Spirit Horror {1}: Target noncreature artifact becomes

{1}: Target noncreature artifact becomes an artifact creature with power and toughness each equal to its mana value until end of turn

destroy Voodoo Doll and it deals damage to you equal to the number of pin counters on it

you may search your library for an artifact card with mana value 3

Tap an untapped Ally you control: Put a +1/+1 counter on each creature you control

Myr Battlesphere [Duel Decks: Elves vs. Inventors] Spirit Horror {1}: Target noncreature artifact becomesSet: Duel Decks: Elves vs. Inventors Type: Artifact Creature Myr Construct Rarity: Rare Cost: {7} When Myr Battlesphere enters the battlefield, create four 1 1 colorless Myr artifact creature tokens. Whenever Myr Battlesphere attacks, you may tap X untapped Myr you control. If you do, Myr Battlesphere gets +X +0 until end of turn and deals X damage to the player or planeswalker it's attacking.