We bought Lost Odyssey for the 360 recently. It's not a bad game - actually,it;s quite good - but in terms of design choices it might as well have "Copyright Squaresoft 1997" stamped across it's forehead. It's inspired the following list - numbers 2 and 11 in particular, but also 1, 3, 6, 9, and 10.
Rif's Tenets of RPG design
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In no particular order... )