Arcus Odyssey (Arcus Spirits on the Super Famicom) is an action RPG first released by Wolf Team in 1991. The gameplay is somewhat comparable to Gauntlet. The game was followed by a Japan-only Sega CD compilation called Arcus I-II-III.
Story
A long time ago, a sorceress named Castomira lived in a place called Arcus, and she plottd to destroy the whole world... The sorceress planned to use her dark magic to remake the world according to her own design... She conquered many lands, and brought chaos to the lives of innocent people everywhere...
Many brave warriors died trying to stop her, but only one person had the courage and strength to confront the sorceress...
A good princess, called "Leaty," rose up to stop the wicked Casomira. Leaty commanded the magical powers of light, and brought these forces to bear on Casomira...
Leaty and Casomira clashed in the most powerful battle ever recorded in ancient history.
The shockwaves from the battle utterly destroyed the lands around them...
After days of fighting, Leaty was victorious, and Casomira was confined to the Dark World. In order to seal Casomira's fate, Leaty forged a magical sword that would bind Casomira forever. This sword came to be called "The Power of Leaty." This sword has been guarded for centuries by the kings of Arcus, and has become a symbol of peace for the people. Now that peace is threatened again, as the power of Leaty has been stolen by the followers of the wicked Sorceress, Casomira grows stronger...