Dept. Heaven Series

ConsoleNameDeveloperLucca's Observations
DSKnights in the NightmareStingFourth episode of the Dept. Heaven game series; SRPG/bullet hell hybrid that should be played to be believed
GBARiviera: The Promised LandStingFirst in the Dept. Heaven series, with nonconventional dungeon exploration and item-based battles
GBAYggdra Union: We'll Never Fight AloneStingSecond Dept. Heaven game, an SRPG with card-based movement and skills as well as some real-time elements
PSPGungnirStingEpisode IX of the Dept. Heaven series, multiple endings, SRPG combat with a time system where points build up that can be used for attack strengthening or turn manipulation
PSPKnights in the NightmareStingVery similar to DS version save for resolution and a smoother control scheme
PSPRiviera: The Promised LandStingAdds full voice acting, more CG images, and more events to the GBA version of the game
PSPYggdra Union: We'll Never Fight AloneStingAdds new characters, redrawn sprites, increased unit capacity, more story sequences, and tweaks skills found in the original
VitaGungnir (DL only)StingSee PSP