The energy pistol projects sparks of electricity in short bursts. It does a fair good amount of damage, though do not expect it to work on all mobs. You can protect yourself against it using a force shield.
It can be upgraded using a weapon kit. When upgraded, the name and appearance of the gun will change along with increased damage output. The upgraded versions are mark II and mark III.
How to Obtain
It can be crafted or traded.
You can use it to attack turrets, mobs, or other players -- or shoot it in the air to celebrate!