: To prevent the AI from "infecting" the other 12 stations (which became the Ark), the Ark commanders ordered Polaris destroyed.
: Commander Lexa is killed by an accidental gunshot, sparking massive fan backlash and a national conversation on the "Bury Your Queers" trope. Key Plot Developments 1. The Past: Polaris and the First Commander [S3E7] Thirteen
: The episode parallelizes two "13th" entities: the 13th Grounder Clan ( Skaikru ) and the 13th space station ( Polaris ). : To prevent the AI from "infecting" the
" Thirteen " is a pivotal episode of The 100 that bridge's the series' Grounder mythology with its hard science-fiction origins. It is widely regarded as the most controversial hour in the show's history due to the death of a major character. Executive Summary The Past: Polaris and the First Commander :