History of Altars of Sorrow

Overview

Altars of Sorrow is a Public Event at Sorrow's Harbor on The Moon, fought against Hive and Nightmares in five escalating tiers plus a boss.

Rewards

Stop Ultra Nightmares reaching the altars. Rotating weapons: Apostate (sniper), Heretic (rocket launcher) and Blasphemer (shotgun) (per Destinypedia).