The Rangers of the Prime Directive was a special battalion designed to protect the Eagle Alliance from potential threats, such as Section 31 and the Golden Dragon. The group was formed by the Eagle Alliance Council when Section 31 turned rogue. In 2699, Treav was transferred to the Rangers.
- Angel – hacker and engineer
- Garrus Vakarian – sniper
- Lucas Wells
- Star Trek: The Second Little Wolf – "The Mountain Goat and the Ice Demon" (First mentioned)
- Star Trek: The Second Little Wolf – "The Rangers of the Prime Directive" (First appearance)