I'd just use a walkthrough because there to much stuff to write on this plus you get to know what order to things in.
You help a guy from Hades Realm to clean the grafitti on his temple. Then he gives you a drachama for a token of thanks.
get the five sacred items, give them to Zeus, go to Hercules, and use the mirror to get there.
On Mythology Island, you will meet the god Zeus, and his daughter Athena at the Tree of Immortality. You will find Aphrodite on the beach in the realm of Poseidon. The gods Poseidon and Hades are in their throne rooms, which you cannot enter until you have recovered the 5 sacred items and returned them to the Tree of Immortality.
Once Zeus has taken the 5 sacred items, Hercules will agree to help you, and will move the rocks blocking the way to Hades and to Poseidon. (You will need the Touchscreen Mirror from Aphrodite in Poseidon's realm.)
On the island
you will find pomegranetes by the creepy Sphinx thing and that is the offering.
You can find the offering to Hades on Mythology Island in the graveyard. Look for a small statue or object to interact with as an offering.
The offering to Hades is pomegranates, which are found on the tree above the creature in the Garden of the Sphinx.
Use the pomegranates as an offering in the Temple of Hades, and you can enter his realm.
To enter the realm of Hades, place pomegranates on the altar.
The pomegranates from the tree above the creature in the Garden of the Sphinx.
The pomegranates from the tree above the creature in the Garden of the Sphinx.
The offering for Hades is pomegranates, from the tree above the creature in the Garden of the Sphinx. The offering for Poseidon is the starfish from his statue in the Museum of Olympus.
The offering for Hades is the pomegranate from the Garden of the Sphinx. The offering for Poseidon is the starfishfrom his statue in the Museum of Olympus on Main Street.
Place it on the offering stand in Hades throne room.
Hades is in the underground