The Chamber of Heart Waygate
The Chamber of Heart Waygate is found in the Maelstrom during the 
[50] An Old Scar questline. Activating it portals the player back to the Chamber of Heart.
It can also be found in the Karazhan Catacombs, used during the [50] Save Ebonhorn quest.
Patch changes[]
Patch 8.2.0 (2019-06-25): Added.
