"Nice!"
Declan attacked with a wide, easy to dodge swing, then used its momentum to get even closer to the AC nanobot and...headbutted it, trying to break its stance and give an opening for Sean to deliver a decisive strike.
Spoiler: OOCMove: Nah (unless it has moved out of close range again).
Standard: Accurate Attack to Aid Sean at (1d20+17)[26] That's a +5.
Free: Switch to Counterattack.
Regenerates a Bruise, Regen 2/10.