He yelps in surprise as the blast hits him the legs, knocking him off his feet. Awkwardly, he breaks his momentum with a roll, and picks up the pace. With a burst of speed he catches up to her, and dives at her. Knowing how agile she is, he adjusts his direction in midair, catching her as she tried to dodge. He wrestles her to the floor, and pins her down. He removes his helmet to reveal his face, and leans in a little bit closer... And then grins, gets up, and sprints off, taking advantage of your surprise.