History of Sins of the Past

Overview

Sins of the Past is a Legendary Arc Rocket Launcher (Heavy slot) from the Leviathan raid. Intrinsic High-Impact Frame; Destinypedia lists Confined Launch, Cluster Bomb and Auto-Loading Holster as perks (one-round magazine).

Its flavor text ties to Calus preserving true Cabal culture against Ghaul.

Acquisition

Dropped as random loot from the Leviathan raid, and obtainable from Raid Engrams via Benedict 99-40 or Clan Raid Engrams from Suraya Hawthorne, per Destinypedia. Leviathan gear was sunset with Destiny 2: Beyond Light on November 10th, 2020; it is not craftable and has no Adept variant.

See also: Leviathan, Emperor Calus, Cabal, Arc.