Description Antfarm: Spheres is a mod designed to show off the capabilities of the Antfarm: Spheres patchest. It is a two-d platformer build on the Half-Life 2 Deathmatch engine. Think 16-player metroid with gravity guns, in-game voice chat, and the rendering caA repackage of Antfarm Spheres Beta 1, a mod designed to show off the capabilities of the Antfarm: Spheres patchest. It is a two-d platformer build on the Half-Life 2 Deathmatch engine.