User blog comment:IiSxnflxower/Dabi is Toya Todoroki (Theory)/@comment-4980287-20200606115615/@comment-4980287-20200625230001

Could he be a descendant of One For All's second user with Dabi's appearance matching the 2nd users silhouette, which explains why the purple parts of him look similar to Izuku's (and All Might in Episode 49 and Katsuki in Heroes: Rising) purple injuries?