Also a "Used - Good" one for $12.88 now too.
Red Dead Redemption (360) - $16.37 for Like-New, $14.19 for Good, $13.09 for Acceptable
http://www.amazon.com/gp/offer-listing/B001SH7YMG/ref=dp_olp_used?ie=UTF8&m=A2L77EE7U53NWQ&qid=1320268688&sr=1-48&condition=used