Perpetualis PvP God Roll Destiny 2 Perpetualis God Roll and How to Get. Perpetualis is a Strand energy, Adaptive frame Auto Rifle. To get Perpetualis in Destiny 2, players will need to own Season of Defiance and complete the “Awaken, Queensguard” mission. This will open up the Seasonal Playlist, Defiant Battlegrounds, which drops all of the Season of Defiance weapons including Perpetualis. Defiant Battlegrounds have a chance to drop Perpetualis or another Defiant weapon or Armor Piece. You can use a Defiant Key to also get a Resonant version of Defiant weapons as well. The Defiant Battlegrounds playlist is found on the HELM.