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or maybe xenogears but legaia was more 3D.

possibly crystals of arborea, eye of the beholder, ultima underworld the stygian abyss, or elderscrolls arena(I think this one more likely since you compared it to morrowind) just to name a few.

spose baulder's gate one and two are pc dark alliance 1 and 2 are not pc just an fyi.

Is this the second one if not telling us a system if you can remember will help.

http://www.kongregate.com/games/onimatrix/the-sandbox

two games come to mind but neither matches every thing in your description the first is chrono trigger for snes it was later ported to ps1 as part of Final Fantasy anthology though the main character...

possibly this though the box arts not white 27059

one of the phantasy star games or one of the shining force but those don't really match the style landstalker, beyond oasis ,shining in the darkness,the faery tale adventure,crusader of centy all...