Board Thread:Speculation House/@comment-27883360-20160305074527/@comment-30530552-20170118013617

Ren's Semblance is obviously casting spells...

...because Nora is obviously enamored by him.

But in all seriousness, the Danger Sense might have something to do with it, especially with as much attention with it as he's been given. He might just be really in tune with his Aura though.