Hand cannons reward calm technique and sharp shooting. The Mark 21 Duke is notable for its excellent reliability even when wet.
― In-game description
Duke Mk. 21 can be retrieved from one of the following activities/vendors:
|This item can drop in situationally dependent ways.|
|This item can drop as a Quest reward.|
|This item can drop as a Strike reward. Exotic items can only drop from the most challenging Strike playlist.|
|Banshee-44, the Gunsmith, sometimes sells this item in the Tower. You may also need to gain reputation with him to unlock this item.|
|This item can drop as a Crucible match reward.|
Duke Mk. 21 can also be upgraded with the following perks:
|This weapon causes kinetic damage.|
- ↑ GhostRobo (23 July 2014) YouTube: Destiny Gameplay Walkthrough - Part 9 Beta - THE ENTIRE TOWER!! (PS4/XB1 1080p HD) 5:32. Retrieved 23 July 2014.