Board Thread:Speculation House/@comment-27883360-20160305074527/@comment-25936766-20161107001459

Arkantos95 wrote: When Cardin attempted to punch him, he visibly winces while Jaune remains unscathed and surprised by the turn of events. IIRC, it was said that Jaune being completely uninjured after the flash was actually an animation mess-up.

That said, that brief flash of his apparent Semblance is not even half enough to say Jaune's Semblance is a force field. A shield of some sort, but not necesarily a force field.