In Season 11's newest Public Event, fight against enemies on Titan and Io to earn seasonal rewards and all new Triumphs! Completing several waves successfully can make each event Heroic, increasing your chances greatly for Umbral Engrams to turn in! The event will change locations weekly and offer different bosses in Heroic completions.
Each completion has a chance to reward Umbral Engrams! Your chances greatly increase by completing Heroic versions of the Public Event! Take these engrams to the Prismatic Recaster to determine your reward pool, or go for a random drop at the Umbral Decoder!
You must own the Shadowkeep/Season of the Arrivals DLC