^I've played rival schools too. both 1 and 2.
btw Azure dreams falls under the category of dungeon RPGs
Thousand Arms (more on dating sims than actual fighting XD) PS1
Star Ocean 2 (3 on PS3. I like the game play and story. 80 diff endings! ) PS1
Grandia 1 and 2 (I think this two are better than part 3) lots of diff platform
Parasyte Eve (short but good) PS1
Deception III. (the gameplay is great. Traps and stuff XD)
Dance a groove (rhythm game)