Halo: Combat Evolved Anniversary is an Action-Adventure, Shooting, Single and Multiplayer video game developed by 343 Industries Saber Interactive. It serves as a tenth main installment in the Halo series by offering similar gameplay to the previous releases. While inspecting the world, the player views the environment from a first-person perspective.

Throughout the gameplay, the player takes on the role of a protagonist named Master Chief, whose main task is to fight against numerous aliens takes place on the ringworld Halo and rescue the Keyes from the Covenants. The player can use a variety of weapons, such as snipers, grenades, and shotguns to get the aliens down. It allows the player to recover the lost health by the collectibles scattered around.

The game offers two graphics mode where the player can switch between any graphics mode. The multiplayer mode allows the player to play with several friends altogether. The protagonist encounters an organism called Flood that can ruin the scientific life. The core features of the game are First-person Perspective, Different Aliens, Dual Graphics, Flood, and Weapons.