| Rarity | Acquired by | Function | Aksis Core | Legendary | Defeat Aksis Archon Prime in Wrath of the Machine Raid. | Turn it to Lord Saladin as part of the Wrath of the Machine (Quest). |
Dormant SIVA Clusters | Legendary | Scattered throughout the Destiny universe | |
Essence of the Oversoul | Exotic | Complete Crota's End (Age of Triumph) and The Will of Crota in The Crux of Darkness Quest. | Acquire Necrochasm after completing the quest. |
SIVA Key Fragments | Common | Wrath of the Machine | Upgrade Wrath of the Machine gear |
Siege Engine Tech | Legendary | Defeating the Siege Engine (Death Zamboni) in Wrath of the Machine Raid. | Turn it to Shiro-4 as part of the Wrath of the Machine (Quest). |
Vosik Core | Legendary | Dropped by Vosik the Archpriest in Wrath of the Machine Raid. | Turn it to Tyra at the Iron Temple |