Pirate fighter

The "Pirate Fighter" is a randomly encountered  non-obtainable  ship.

It'll appear in the battle tutorial. You'll be fighting this on your way to Trenzalore. It can be occasionally be encountered all around the galaxy,travels in groups or with pirate corvettes.

This opponent won't represent a significant threat,it becomes a slight nuisance only in ingent numbers.

The thruster's shape hints it's most likely based off Human or Old imperial technology