User blog comment:Misry6/Pure Evil Removal Proposal: Frozen II's Villain/@comment-4751060-20200115171201/@comment-24834541-20200115171728

There are certainly many points to him not caring about Agnarr, besides the most notorious act of bringing him to a war zone to-be. The extended novelization has Agnarr resort to hanging with Mattias because he's neglected by his father.