He will only help you once Zeus has stolen all the items from you.
Hercules is Zeus's son and Athena's brother Hercules is who helps you in mythology island
You have to get Hercules to open it.
You get Hercules to smash it.
To convince Hercules to leave on Mythology Island, you need to have the golden apple from Hades's tree. Offer it to Hercules as a gift and he will leave in search of more apples like it.
You end up not needing it.
in Herc's hero something or other.
the under world god
Hercules! You have to have him help you move the rock. :)
all you need is Hercules's help
When you convince Hercules he smashes the lock for you
you get Hercules to move it
nobody knows