The railgun tank was a European Union vehicle from the cancelled Command & Conquer (2013). First seen in the gameplay trailer, it is shown that they have a large claw-shaped railgun turret, which can shoot many targets in a line as a platoon of them took out many GLA tanks with ease.
Fires a beam of EMP that disables all enemy units in its line of fire for a few seconds.
The shape of the railgun is often used in science fiction to indicate an advanced and powerful weapon. However, real railgun prototypes use fully enclosed rails due to the tremendous strain put on them while firing.