Avalon Labs is a 3v3 map created for the 2016 season 1 ladder of Legacy of the Void. It continues to be used in the current map pool.
Official Map Description[]
Focus your efforts around controlling the xel'naga towers at key locations in order to secure a higher number of expansions.
References[]
Blizzard Entertainment. StarCraft II. (Activision Blizzard) Map: Avalon Labs (in English). 2016.