 The character then participates in a number of adventures, including helping Hercules and other Earthly gods defeat the pantheon of Skrull gods during the Secret Invasion storyline.During this, Nightmare finds out Cho's greatest fears at the time is finding out that all the bad events in his life are his fault.It is revealed that Cho reminds Hercules of Hylas, a young companion who he lost during the Argonauts' voyage.