Set in a Forerunner environment on Delta Halo, Containment is a massive, icy outdoor environment suitable for vehicle combat and large team-objective games such as Capture the Flag. Warlock, a small to midsized indoor arena set in ancient Forerunner ruins, offers ample opportunities for a variety of gametypes such as Territories, Slayer, Team Slayer and more. Located in the streets of Old Mombasa near the wreckage of a downed Covenant Scarab, Turf is a midsize asymmetrical urban combat environment with narrow streets, dark alleyways and heavily defended buildings. The sunlit remains of an ancient Forerunner temple, Sanctuary is a medium-sized symmetrical environment excellent for Capture the Flag, Assault, Territories and Slayer games.