Geyze:

Geyze is known as the world of nature and the spirits. It is home to massive amounts of spirit energy and mana resources are abundant. Usually these two are in conflict and can result in explosive results, but somehow Geyze has managed to find an ebb and flow that hasn't resulted in the planet tearing itself apart. To learn more about Geyze, simply click here.

Kumen is known as the world of technology. While it has now also mastered spirit technology thanks to the Elder Spirits and lacks mana/magik outside unique methods of wielding it due to being a dead zone for magic users and mana beings, Kumen is also known for it's lawlessness and corporate greed in it's major cities like Kumen City. You can learn more about it here

The Spirit Homeworld is the world that resides between the two planet and is usually invisible to the naked eye. It is connected to them in a strange way; usually one can find themselves simply walking ONTO the planet from either planet. It has also been found you can travel to the Spirit Homeworld from the Spirit Mother's home world, indicating the spirit realm/homeworld is more of a web of locations than a true planet than anything. It is more of a mystery than anything else at this time.