Stardate: Unknown A Pah'wraith (evil entities who are enemies of the Bajoran Prophets) possesses and impersonates Keiko, but reveals her identity to Miles, threatening to kill her if he doesn't carry out her mysterious instructions.

The episode was rated 7.68 from 294 votes.

Stardate: Unknown In order to repair the damaged Deep Space Nine, O'Brien assembles a team to salvage parts from the abandoned Empok Nor. However, their presence sets off an old booby trap that will put all of their lives in danger.

The episode was rated 7.70 from 294 votes.

Stardate: Unknown Jake and Nog attempt to obtain an ancient baseball card to help lift Ben out of his depression. However, in order to get it from its new owner, they must steal equipment from the station, but this brings them under interrogation from the Dominion.

The episode was rated 7.71 from 277 votes.

Stardate: Unknown Worf and Dax join a Klingon ship captained by General Martok on his first mission since being freed from the Dominion prison. However, the crew is in such a low state of morale that when they encounter a Jem'Hadar warship, they enter a battle for their lives.

The episode was rated 7.71 from 291 votes.

Stardate: 50485.2 Sisko encounters Eddington, his former security chief turned Maquis traitor, and he is more desperate to capture him than ever.

The episode was rated 7.75 from 304 votes.

Stardate:50049.3 While searching for minerals on a planet, Sisko, Dax, O'Brien, Worf, and Muniz discover the wreckage of a crashed Jem'Hadar ship. However, they are not the only ones interested, because the Dominion is anxious to retrieve the vessel.

The episode was rated 7.79 from 314 votes.

Stardate: Unknown Bashir is chosen as the model for Starfleet's next Emergency Medical Holographic Doctor. During the process it is revealed that Julian was illegally genetically enhanced as a child, rendering him a genius. However, his father must now face a jail term or his son Julian will be court-martialled from Starfleet.

The episode was rated 7.81 from 303 votes.

Stardate: Unknown Kira goes into labor with Keiko's child. Odo buys an infant changeling from Quark that was found drifting in space. Tensions rise when the scientist that first studied Odo, Dr. Mora Pol, arrives to give Odo a helping hand.

The episode was rated 7.81 from 317 votes.

Stardate: 50814.2 The Defiant enters a barrier surrounding a planet in the Gamma Quadrant, only to find its inhabitants are the crew's descendants from 200 years in the past.

The episode was rated 7.86 from 288 votes.

Stardate: Unknown Worf falls in love with Quark's ex-wife, Grilka. However, Quark is also still interested.

The episode was rated 7.91 from 294 votes.

Stardate: Unknown After a coded Cardassian message from the Gamma Quadrant is detected, Garak and Worf attempt a rescue. However, they are captured by the Jem'Hadar and imprisoned in the same cell as Enabran Tain, General Martok, and the real Julian Bashir, who had been secretly replaced several weeks prior without any notice. The Jem'hadar fleet invades the Alpha Quadrant when an attempt to seal the wormhole is sabotaged by the changeling-Bashir.

The episode was rated 8.02 from 326 votes.

Stardate: Unknown Gowron is suspected of being replaced by a changeling. Sisko, Odo and O'Brien go undercover as Klingons, only to discover things may not be what they seem.

The episode was rated 8.03 from 330 votes.

Stardate: 50564.2 When the Dominion fleet comes through the wormhole, it soon becomes clear that Cardassia has allied itself with the Dominion and that war is not far off. As the forces of the Alpha Quadrant assemble, the changeling posing as Dr. Bashir is wrecking havoc on Deep Space Nine.

The episode was rated 8.25 from 344 votes.

Stardate: Unknown Leeta and Rom get married. Sisko decides to mine the wormhole, which will likely start the war. When their plan is detected, Sisko is forced to evacuate the station and endorse the non-aggression pact between Bajor and the Dominion. While patrolling the border, General Martok detects the first wave of Dominion ships headed for Deep Space Nine. All remaining Starfleet personnel are ordered to leave the station. Kira, Odo, Quark, Rom, Morn and Jake stay behind on the station and disable it as it is handed over to the Dominion.

The episode was rated 8.42 from 348 votes.

Stardate:4523.7 While returning to Deep Space Nine with the Bajoran Orb of Time, the crew are thrown back to the 23rd Century. They must infiltrate the original Starship Enterprise in order to stop an undercover Klingon from poisoning a shipment of grain being carried.

The episode was rated 8.55 from 387 votes.