Ah—let's see. Just bits and pieces here and there. Parts of a greater whole that seem nothing but coincidence, even if they are dreadfully convenient coincidence.

His sigil is a fox. Please, let that one sink in.

Apparently he's also a shardbearer, one that was severed and then re-tied to this world. We know that shardbearers wander after their shards are removed, unable to bind themselves to the afterlife, but ... here's the thing ...

He came back. Returned from the dead.