split-screen, Halo Master Chief Collection, cooperative gameplay, two players, side-by-side, shared screen, console gaming, couch co-op, FPS, sci-fi setting, multiplayer, local multiplayer, Xbox, dynamic lighting, detailed armor textures, futuristic weapons, alien environment, space marines, action-packed, first-person shooter, immersive sound effects, 3D graphics, high-resolution textures, split-screen interface, HUD for each player, teamwork, campaign mode, competitive modes, split-screen layout, split-screen optimization.