At the exit of the Desert, if you go down, you will arrive at this rock in another big desert.

Frequently Used Psyenergy: Whirlwind
Mission: Get Reveal and (1venus + 2jupiter) summon script

Located at the east-est long island.

Frequently Used Psyenergy: Douse Drop; Move; Dry
Mission: Get Dry Psyenergy for Picard.

Located at the north long island, close to Treasure Island.

Frequently Used Psyenergy: Whirlwind; Move; Growth
Boss: The Green Dragon
Mission: Get Burrow Psyenergy for Felix. (Get the Psyenergy Script after the defeat of the green dragon.)

The only rock located at the left part of the map. You will go there after you finish Jupiter Light House, and Isaac's ground join you, because you will need lift to get into the rock. To get to the Rock, you will have to travel in a main river in the south main land.

Frequently Used Psyenergy: Burst, Move
Mission: (1) Get Flaming Psyenergy for Jenna (2) Get a cannon ball.