User blog comment:Darkcloud1111/''The Mark of Athena'' Plot Holes/@comment-117.202.92.72-20121012162616/@comment-5608315-20121012202155

He only called him that because he destroyed so many monster's and became a god. He made peace with Zoe Nightshade BTW. But yeah, he was basically being sarcastic, like "Omigosh! That's the person who slayed monsters and was the 'GREATEST HERO EVER' (sarcasm).