Fable, or the Fable series in general I guess.
Back when it was Project Ego and Molyneux was doing what Molyneux does (massively HYPE a game and then massively DISAPPOINT people who followed the development), the ideas that were being tossed around were even more advanced than the stuff that's going to be in like, Skyrim. Instead we got a simple RPG with linear pathing and good/evil choices being insanely black and white and having no real consequences in the end.
project ego would have been insaneeeee
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http://28.media.tumblr.com/tumblr_lcb35gGx0t1qailr4o1_500.gif
http://www.megavideo.com/?v=57N0YAEJ