K-9 was created by Professor Marius in the year 5000. The Doctor and his companion Leela helped Professor Marius defeat an alien virus. After the virus was defeated the professor asked if the Doctor to keep K9 and look after him.
Alliance cruisers possess more firepower than a frigate and more maneuverability than a dreadnought and form the backbone of the Alliance fleet. They lead frigate "wolf pack" flotillas.
The turians are a race in Mass Effect, members of the Citadel Council and known for their military role, particularly their contribution of starships to the Citadel fleet.
Normandy is a Systems Alliance starship. She is a "deep scout" frigate, optimized for solo reconnaissance missions deep within unstable regions, using advanced stealth technology powered by an experimental drive core.
Systems Alliance frigates, named after the great battles of human history, are among the larger warships capable of traveling between star systems in the interactive world of Mass Effect. Smaller combat support craft, fighters, and interceptors are used in a support role to the warships during combat. Fighters are a one-man craft used to perform close-range attacks on enemy ships. One of these is the SX3 Alliance Fighter.
The M290-M “Gungoose” is the latest military version of the popular Mongoose all-terrain vehicle produced by AMG Transport Dynamics. Fitted with two grenade launchers, the Gungoose retains the Mongoose’s famous maneuverability while allowing for Spartan drivers to conduct harassing hit-and-run strikes.