There's a finished anime made in Korea named "Olympus Guardian". It revolves around, well, the story of the Greek gods and heroes and other people related to Greek myth. There is a Filipino Facebook page that has albums of many of the episodes. Comment if you have questions or reactions.
Ze link: https://www.facebook.com/ogict.myth.dcz/photos?ref=ts
But you have to log-in first to see it all. Hope ya like it guys!
~Hyu