Halo: Combat Evolved, Halo 2, Halo 3, Halo Wars, Halo 3: ODST, Halo: Reach, Halo 4, Halo: Spartan Assault, Halo: Spartan Strike, Halo 5: Guardians, Halo Wars 2, Halo: Fireteam Raven, Halo Infinite, video game series, chronological order, science fiction, first-person shooter, real-time strategy, arcade game, Xbox, Microsoft Windows, space warfare, alien races, Master Chief, Cortana, UNSC, Covenant, Flood, Forerunners, detailed environments, advanced weaponry, multiplayer, campaign mode, iconic soundtrack, dynamic lighting, high-resolution textures.