Oracle Text:
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.
Mana Value 
Type Line Artifact Creature — Myr Construct
Power 4
Toughness 7
Myr Battlesphere
1 in Stock (Limit of 4 per customer)
Match it with
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