 It was later revealed that Arrhidaeus was mentally and intellectually delayed, and Alexander has split personality, one's a timid one and another a mature, but cold one named Hephaestion, and her mother Olympias has other lovers and murdered a man rumored to be Alexander's real father in cold blood.Philip tried to send him to the school in Mieza where Aristotle is, but he refused, preferring to stay in Pella.While in Pella, he created things that were useful to others, like chess and plays it with the King alongside Parmenion and Antipater, the latter invited Eumenes, but declined just to do somethings, to come to his place.