User blog comment:Gcheung28/Fannotate the Latest Avengers: Age of Ultron Trailer/@comment-4651179-20141023230551/@comment-4651179-20141024194033

Ultron will be created to pilot the Iron Legion, but that doesn't mean he will be using the suits. For a reason will create his own droids.

Plus, I'm pretty sure Iron Man will still have his armors. Specially the MK XLIII, the one seen underneath the Hulkbuster.