SCREENRANT VIDEO OF THE DAY SCROLL TO CONTINUE WITH CONTENT Summary Star Trek: Discovery's return to Trill is a sad reminder that Star Trek: Deep Space Nine's Dax symbiont is long dead in the 32nd century. In Discovery season 5, episode 3, "Jinaal", Captain Michael Burnham meets Kalzara Blix , a Trill host who can help Discovery with its hunt for the Progenitors' treasure.
Related Star Trek: Discovery’s TNG Connection Explained - "The Chase" & Who Are The Progenitors? The Progenitors were one of Captain Picard's most profound discoveries in Star Trek: The Next Generation, now Burnham resumes the chase in Discovery.
While Ezri Dax is the official ninth host of the Dax symbiont, she's technically the tenth, as the criminal Verad stole the symbiont in Star Trek: Deep Space season 2, episode 4, "Invasive Procedures".