DK-3 was an [astromech droid](link url) of the [R-series](link url) type, employed by a [Gran trader](link url) whose identity is unknown, on the world of [Pantora](link url). [CG-67](link url), a [protocol droid](link url), oversaw DK-3 along with the [trader's](link url) other [droids](link url), specifically the astromech [225](link url) and [Clink](link url) of the [LE-series](link url). DK-3, along with his fellow droids, provided assistance in the repair of the [Marauder](link url), which served as the [shuttle](link url) for the [Bad Batch](link url), a unit of former [clone troopers](link url).