Quake vs Unreal, Fifa vs PES, Spy vs Spy.. For decades gamers have enjoyed arguing over games that are so similar yet very different to those who play and love them. (Which is better? Unreal, Fifa and Spy of course!)
These days the debate has turned to the modern warfare shooters Battlefield 3 and Call of Duty: Modern Warfare. Here Sudogamer's decide through intense debate which game is the greatest.