Wield the Hammer of Proving to pillage Cabal Gold by completing playlist strikes, Gambit, Crucible, public events, dungeons, Nightmare Hunts, or the Blind Well.
The Hammer of Proving permits challenges of honorable combat to be issued, skirting the risk of total war with the Cabal. However, to be recognized as legitimate, it must be socketed with Cabal Gold.
Caiatl's assassination attempt on Zavala has ratcheted up tensions between the Cabal and Vanguard. Saladin insists that the only viable response is brutal retaliation.