Necoarc, Remnant of Memnarch

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.