Inf mana

Flying When this creature enters, return a creature you control to its owner's hand.

Trample Whenever another artifact enters, put a +1/+1 counter on this creature. Modular 1 (This creature enters with a +1/+1 counter on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

Whenever a nontoken creature enters, if this artifact is untapped, that creature's controller creates a 1/1 colorless Myr artifact creature token.

: Put a charge counter on this artifact. Remove a charge counter from this artifact: Add one mana of any color.

Sacrifice an artifact: Add .