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.
Near Mint - $200
Lightly Played - $200
Moderately Played - $100
Heavily Played - $100
Damaged - $100
Near Mint Spanish - $200
Lightly Played Spanish - $200
Moderately Played Spanish - $100
Heavily Played Spanish - $100
Damaged Spanish - $100
Foil Prices
Near Mint Foil - $3.000
Lightly Played Foil - $2.400
Moderately Played Foil - $2.100
Heavily Played Foil - $1.800
Damaged Foil - $1.500
Near Mint Foil Spanish - $3.000
Lightly Played Foil Spanish - $2.400
Moderately Played Foil Spanish - $2.100
Heavily Played Foil Spanish - $1.800
Damaged Foil Spanish - $1.500