Halo 4 is one of the most successful gaming franchise that is developed by Microsoft. Halo 4 is the 8th installment of this successful first person shooter franchise. The events of the game follow the events of Halo 3 after 8 years. The game witnesses the return of one of the major and main villains of the franchise, AI Cortana and The Master Chief. The game also added some new modes that are fun and enjoyable. For instance, it added the new co operative mode that can be played with other players, Spartan Ops.