“I need more…” He recognized the scientist and let out a triumphant laugh. “I knew you would return… Now there is nothing… Nothing to stop me! DO YOU HEAR THAT, OPTIMUS?!" 

He shakes in his stasis cuffs, grinning. Until he sees that Shockwave isn’t moving to release him. Then he goes back to silence.

Normally- He is wary of you. Grateful for your more-than-competent skill as a scientist and for all of those repairs back when he fought in the Pit, but… something about you puts him on his guard. Whether it be the empurata or your unflinchingly cold logic, he can’t quite say. Apart from that, as long as you keep giving him new technology, you slip under his radar for the most part.

Currently: O___O