Mobius

Mobius
Mobius is a world with varying technologies inhabited by antropomorphic wildlife. The most notable residents are "Ultra" Takkon Hikari, Sam Kitsune, and Shade. The climates are incredibly varied, having very extreme Zones of completely different ecological content. Special powerful beryl gems known as the Chaos Emeralds are held here in high regard and are often sought after by the powerful warriors of the lands to attain unlimited power. Recenty the Emeralds have been stricken with darkness, creating powerful dark Heartless known as Fiends.

Heartless on Mobius
Heartless on Mobius can take on many different shapes, from robots to gruesome monsters known as Fiends. They appear to increase in number the closer you approach the Emeralds. A powerful Hearltess spirit known as the Entity of Wisdom from the Golden Chaos Emerald emerged and was defeated by Koziro, Zephion, and Ultra.