Omicron is a 2v2 map created for the 2016 season 1 ladder of Legacy of the Void. It was removed in the map pool of 2016 season 3.
Official Map Description[]
Both sides of this map are connected by a single central path. Control this pathway to gain a significant advantage in ground battles on this map.
References[]
Blizzard Entertainment. StarCraft II. (Activision Blizzard) Map: Omicron (in English). 2016.