Magneto of the Brotherhood

Metalcraft- When Magneto of the Brotherhood enters the battlefield, if you control three or more
artifacts, Magneto of the Brotherhood gets +3/+3 and gains flying and haste until the end of turn.
"I have told you before old friend, my concerns lie differently with your aspirations. We are a breed of inhumans with a stigma of treachery and fear. I stand for a fight... I am going to fight for that cause brother, with or without you."
- Note to Professor Charles Xavier