battlesphere fun

Flying When this creature enters, untap up to five lands.

Whenever you cast a creature spell, you may pay . If you do, return target creature to its owner's hand.

(: Add .)

When this creature enters, create four 1/1 colorless Myr artifact creature tokens. Whenever this creature attacks, you may tap X untapped Myr you control. If you do, this creature gets +X/+0 until end of turn and deals X damage to the player or planeswalker it's attacking.