The Underworld
The Underworld is the domain of Demons .
Zones
Underworld 99
In Underworld 99, the player chases MARA through an interdimensional passage.
Underworld 66
Underworld 66 pits the player against the campaign's final boss KOTU.
Infinite Pathway
Infinite Pathway is the 8th special stage in The Asura Incident.