[s1e20] The Siege: Part 2 -

"The Siege: Part 2" perfectly encapsulates the high stakes of Atlantis , leaving viewers wondering if the expedition's survival was even possible.

With the Wraith overrunning the city, Weir is forced into a hostage situation with the Genii to trade for prototype nuclear weapons. Back at Atlantis, Rodney McKay and Radek Zelenka work through exhaustion to complete the unfinished Genii bombs. The episode concludes on a gut-wrenching cliffhanger: [S1E20] The Siege: Part 2

Everett is cornered and fed upon by a Wraith, while Lt. Aiden Ford is caught in an explosion that hurls him into the sea. "The Siege: Part 2" perfectly encapsulates the high

A Mark II Naquadah generator used to finally activate the Ancient Control Chair, though the city's drone supply is revealed to be critically low. Friction and Failures Friction and Failures This friction is worsened when

This friction is worsened when the high-tech defenses fail. The Wraith cleverly use asteroids to trigger the nuclear mines at a distance, rendering them useless and blinding the city's sensors with radiation. Desperate Alliances and Sacrifices

Railguns and Naquadah-enhanced nuclear mines deployed to intercept the approaching Wraith Hive ships.

When the Naquadah generator fails, Sheppard takes a Puddle Jumper on a manual kamikaze run to detonate a nuke inside a Hive ship.