Enter the dungeons of King Thosgar and destroy his demonic monsters! Combining the best elements from Xenon Valkyrie+ and Riddled Corpses EX, this is the latest game in the Diabolical Mind trilogy. Demon's Tier+ Thosgar, a hated king attracted by demonic rituals, turned into a dark and diabolical being... destroying almost all of humanity and flooding the world with monsters. This story became a legend and peace returned to the land. Thousand years later, a mysterious pit appears in a village after a huge earthquake where an evil aura emanates from. Will you be the hero to save this world?