Nah man, the black king is probably the owner of the tower, his brother was real talented, but not THAT talented... And he's dead, and if he were the black king, he'd be unbeatable, because the black king is eaven more powerful than the GOD ZEUS himself
Jake said Shin will be shocked when he find out who he really is. I think Jake was the 1st person to run away on that orphanage.