Go to Hercules after Zeus takes all 5 items and ask him for help. You have to have Aphrodite's mirror. Take him to Poseidon's lair and he'll stomp on the rock. Go talk to Poseidon and he will give you his trident.
You get hades crown and posidens trident.
go to posidens lair and go till u find the clam. be sure to collect air bubbles
You have to get a starfish as an offering to him. Same thing with Hades, you have to give him pomegrantes.
you get the starfish and put it on the stand.
in the factory DA.
to the right in spy island
Put the starfish on the offering stand.
Zeus doesn't really have a lair but his castle is on Mt. Olympus. To get in you need Hercules. It will be hard to convince him.
The rabbit in 24 carrot? It is in the factory.
Above Zeuse`s lair.
the trident is posidens weapon
on astro knight you have to save the three knights and after that a they take you to a this place that takes you to binary bard lair