Board Thread:Spoilers!/@comment-27060727-20160225003107/@comment-25926288-20160418015136

CoolDudeAl wrote: I love how we still have no clue if this is a Robin centric or a Hades centric, or who "Prince Marcus" really is, although I think the smart money is on Zeus. Hahaha, I don;t think the show can do a Robin episode without crashing.

It's Zeus, the older-younger brother of Hades (yes, Once logic).