K-X12b

D-X12a was a droid under the service of Tanis Venn in 3,956 BBY. It was saboted by Venn's wife, Marlena, and would explode if Tanis left the place he was standing to. Revan repaired the droid, freeing Tanis, who rewarded him.

Appearances

 * Star Wars: Knights of the Old Republic