Fascination, or... concern. Well, they're back to their original business now. His eyes follow the fitting of the bracers, ever conscious of others' safety, but Equius's work seems secure. Of course it would be, or Midoriya wouldn't have had him on his shortlist of mechanical engineers.

"Got it. I'll be your wall."

He smirks confidently, channeling Kirishima's friendly energy. He's a wall behind which no one will bleed, in his words. Midoriya drops into a solid stance sort of like his, arms in front ready for a grab if needed. He doesn't necessarily have to be hit head on to feel someone's strength. He activates his Quirk's Full Cowl with a small gust of wind and sparking energy, channeling super strength through his whole body.

"All right--Come at me!"