Destiny: how to beat the Elder Cipher Exotic Weapon Bounty

How to get new Exotic weapons the Queenbreaker's Bow, Dreg's Promise and Lord of Wolves by running the higher-level Prison of Elders. Destiny: how to beat the Elder Cipher Exotic Weapon Bounty Before Destiny Expansion II: The House of Wolves landed on May 19, there was no mention of this mysterious new Exotic Weapon Bounty.