|This article, Fireteam Echo (Spartan 501), is currently under active construction.|
|This article, Fireteam Echo (Spartan 501), was written by Spartan 501. Please do not edit this fiction without the writer's permission.|
Fireteam Echo is one of the many SPARTAN-X squads, and is commanded by Jake Hammer. It is quite possibly the best sqaud of all the Spartan Xs, and consisted of ten people before its eventual destruction.