The Deathbringer is a new exotic Rock Launcher available in Destiny 2. A quest chain must be completed before you can get unlock it.
How to Get Deathbringer in Destiny 2
You have to finish the Shadowkeep campaign before you can progress to the quest chain from Eris Morn. Here are the steps you need to follow:
Visit Lost Sectors
Complete three lost sectors on the Moon, where enemies will all be around an average of 875 power. Kill each boss in the Lost Sectors and collect the Cache at the end of each.
Firewall Data Fragments
Go to K1 Revelation Lost Sector in Sorrow’s Harbor, which is the only Lost Sector there located in the center. In the back of the Lost Sector you will find a tunnel to the right. In the tunnel you will see a door that will open if you have the Firewall Data Fragments. A console is inside that you must interact with to progress to the next step.
Repair the Necklace
Kill Nightmares using Arc abilities, which can be done in Sorrow’s Harbor. They are located all throughout this area so you can farm them until you’re finished.
You will see an open portal located in Eris. Go through it and follow the waypoint to Eris and talk to her. A chest will be next to her, where you can get a Deathsinger skull to begin the quest.
Gather the Bones
Three bones will need to be collected.
- First location is near the Anchor of Light from the Bone Collector
- Second location is in K1 Revelation Lost Sector, where you need to destroy the wizards, crystals, and the Lost Sector boss
- Third location is from a Heroic Public Event in Hellmouth
Kill High Conductor
Kill High Conductor Sulmakta. She can be found in Scarlet Keep strike on the second floor.
A Good Old Murder Spree
You will need to kill normal Hive, Majors, and Bosses for this part. It can be done easily in Sorrow’s Harbor.
Choir of the Damned
Once all previous steps are completed, a special mission on the Moon will unlock. It is a 920 Power level, and once your complete it you will unlock the Deathbringer.