User blog comment:IamJakuhoRaikoben/Chapter 497: The Winter Mage, Review./@comment-4933386-20160808224105/@comment-1359322-20160810065719

Irene could be enhancing Neinhart. We already saw that she can transform humans into mice and we know she can transform swords into human shaped tools. It won't be surprising if she can do the same on humans.