Urtet, Remnant of Memnarch (Extended Art)

Whenever you cast a Myr spell, create a 1/1 colorless Myr artifact creature token.At the beginning of combat on your turn, untap each Myr you control.{W}{U}{B}{R}{G}, {T}: Put three +1/+1 counters on each Myr you control. Activate only during your turn.