Ultron, Upgraded

Flying
Metalcraft —Ultron, Upgraded has first strike as
long as you control three or more artifacts.
{c}, {t}: Create a 1/1 colorless Ultron Sentry
artifact creature token with flying.
When Ultron, Upgraded dies, you may pay {p/c}. If you do, search your graveyard, hand,
and/or library for a card named Ultron Prime
and put it onto the battlefield under your control.
If you search your library this way, shuffle it.