User blog comment:SayuriDarling/The Mark of Athena Official Discussion/@comment-8924811-20130430002712/@comment-9740876-20130519074802

He's a magician from the House of Life. He's following the path of Horus. Yes, there will be a book with Carter and Percy on it. It was titled The Son of Sobek.

P.S. The cover is already released by the way.

Carter Kane is the one on the left with a khopesh (the sword.)

Percy is the guy on the right.