Jason Momoa

McKay returns to Earth to witness the unveiling of his rival's latest breakthrough.

Michael besieges Atlantis in an attempt to kidnap Teyla's infant child.

Sheppard must rescue McKay and Daniel Jackson from an Ancient laboratory that belonged to Janus before Todd, who has hijacked the Daedalus, gets there first.

Daniel Jackson visits Atlantis to do some research on the Ancient scientist Janus.

Sheppard's team accompanies Todd the Wraith on a mission to negotiate an alliance with another Hive with Teyla playing a key role when she's surgically altered to be a Wraith Queen.

McKay begins to lose his memory after contracting the Pegasus version of Alzheimer's called "Second Childhood."

Sheppard's team finds the Earth ship Daedalus abandoned and without power.

Ronon is captured by his former friend Tyre, who plans to turn him over to the Wraith to get back in their good graces.

After Dr. Keller removes Beckett from stasis, she gets infected with a dangerous entity that begins taking over Atlantis.

Colonel Carter attempts to lead a rescue mission to save several trapped Atlantis team members, unaware that Michael is closing in on their position with a heavy cruiser.

After finding some of the missing Athosians, Teyla plans an escape from Michael's secret facility. Meanwhile, Keller investigates the origins of the Beckett duplicate.

After the death of his father, Sheppard returns to Earth where he learns that scientists have created a human-form Replicator that is now on the loose.

The team obtains a Wraith Hive ship after the battle with the Replicators and learn something new about their enemy.

With a way to finally track the Replicators ships, the Atlantis team must come up with a way to finally be rid of the Replicators once and for all.

When a mysterious probe crashes into the city the team is convinced the Replicators have found them.

After McKay and his sister Jeanie Miller are kidnapped on Earth, Sheppard and Ronon must enlist the help of the NID to find them.