Fight through 10 levels of non-stop chaotic bullet hell action with a trusted buddy by your side in local co-op or fly solo and take on the forces of evil with nothing more than pure skill. Endless XP system with ability to alter enemy health and damage [...]

This is the remade version of DIAPASON (Die-op-ah-sun) with an updated user interface (UI,) enhanced sprites, balanced enemy health and other changes/content. Super Diapason Vengeance Mach 1 was developed by Parasite Games Super Diapason Vengeance Mach 1 [...]