Mechtitan Core

{5}, Exile Mechtitan Core and four other artifact
creatures and/or Vehicles you control: Create Mechtitan, a legendary 10/10 Construct artifact
creature token with flying, vigilance, trample,
lifelink, and haste that's all colors. When that token leaves the battlefield, return all cards exiled with Mechtitan Core except Mechtitan Core to the battlefield tapped under their owners' control.
Crew 2
Dont believe in yourself. Believe in me. Believe in the
me that believes in you.