Blood Oath
Series: Star Trek: Deep Space Nine
Airdate: March 27, 1994 | Year Set: 2370
Season 2, Episode 19
Summary
Three legendary Klingon warriors reunite on DS9 seeking Curzon Dax, with whom they entered into a blood oath to one day exact revenge on their sworn enemy. Finding Jadzia to be as worthy a warrior as they felt Curzon to be, they invite her to join them on their crusade.