Sometimes defences require some more aggressive weaponry. The rail gun fires an enormous, energised bullet travelling so fast that it melts your targets as it smashes through them. Their fear inducing damage more than makes up for their slower fire rate!

CGTrader: https://www.cgtrader.com/3d-models/military/gun/rail-gun-tower

Turbosquid: https://www.turbosquid.com/3d-models/defences-rail-gun-3d-model-1171200

Animation: https://www.youtube.com/watch?v=uuW1XN3rdRg