Rachel reached out to hold Dr. Fate's shoulder to stabilize him as Jon burst into the air above them and didn't spray as flood the area in his blend of magic. Apparently the tactic was nuke the small problems before they became big problems, which... speaking as a previously small problem, was a fair option. She reached out with her shadow to catch Mordu and hold him in this plane to deal with the fallout. "Did you find out where he got the artifact, Fate? Do we have questions?"