Not strictly a game, but I completed Red Dead Redemption Undead Nightmare 100%. The closest I got on a full game was 96% on Lego Batman 2 and about 91% on Arkham Asylum.
Are there any games that you got, or came close to getting 100% on?
-
Halo 3 RDR (both Undead Nightmare and normal) Dead Space 2 CoD2 CoD4 WaW MW2 The Walking Dead