Kamijou crouched down while swinging his upper body out of the way just as a beam of light shot by above him and sliced apart a wind turbine behind him.
Kamijou realized this was a different power than the wings from before.
He had no way of knowing it, but this was the #4’s Meltdowner.

Toaru Majutsu no Index New Testament vol. 7 ch.3 pt.10