entityDef radiant_group { "editor_color" "0 0 0" "editor_mins" "?" "editor_maxs" "?" "editor_usage" "Used to group brushes and other groups together for editor convenience." "editor_usage1" "These are managed completely by radiant and are never visible in the map." "editor_usage2" "You should never explicitly create one of these." "spawnclass" "noSpawnClass" }