Mishra, Crippled Genius

Artifact creature cards you own that aren't on the battlefield and artifact creatures you control are Assembly-Workers in addition to their other
types.
{3}, {t}: Create a 2/2 colorless Assembly-Worker artifact creature token with "{t}: Target
Assembly-Worker gets +1/+1 until end of turn."
Maiming him, Urza's sylex blast sent Mishra to a
remote part of Kaladesh.