-Coilgun-
A coilgun with high destructive capabilities but also uses large amounts of electricity. Strength of the coilgun increases with charge. At charge levels of over 110% there is a increasing chance of the gun self-destructing.
-Hydrogen Compression Laser Cannon-
A laser cannon that uses hydrogen to fire a beam of projectiles at high velocity. Uses fresh water as coolant to prevent heat generation. The water turns into steam after passing through the system. Also requires electricity.