Beware - Stargate Atlantis season 4 spoilers!

4x02 Lifeline story

- McKay and Radek Zelenka are working on jumper improvement.

- They wish to steal ZPM from Replicators.

- Elizabeth, Rodney, Sheppard and Ronon leaving Atlantis.

- Elizabeth is connected to Replicators network, she is able to navigate other members.

- ZPM is stolen and Rodney McKay got a great idea how to change situation in Galaxy.

- Rodney is trying to rewrite Replicator program to redirect their anger against Wraiths.

- Special command must be uploaded to central core.

- Replicators attacking the security field and Elizabeth is comming to help others.

- Dr. Weir is meeting Oberoth - Replicator leader.

- Team succesfully uploaded and changed program. Elizabeth was captured ( or killed?) by Replicators.

- Other members leaving the planet but they are attacked by Replicator ship.

- Apollo is comming to help.

Summary: rest of SGA team has survived the mission, replicators are in war against Wraiths. 

 

 

4x02 Lifeline screenshots 

 

Anti Replicator field	Elizabeth and Oberon
Atlantis is landing	Atlantis