Reflection is a 2v2 map created for the beta of Heart of the Swarm. It continued to be used until season 6 2013.
Official Map Description[]
Controlling the central watch tower will give you an advantage. You can maintain control of the center of the map by holding the Xel'Naga Towers surrounding it.
References[]
- Blizzard Entertainment. StarCraft II. (Activision Blizzard) Map: Reflection (in English). 2016.