I've been searching for the same type of RPG myself for a while now. I'm guessing you know all of them on the Amiga (like 'Crystal Dragon', etc).
A few for DOS would be:
LANDS OF LORE (naturally)
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I've been checking out some RPGs on the SNES lately, most of them are in the JRPG style which I don't care for. Let me know if you come up with any good ones.