Wilson didn’t know their names yet, and had a feeling he wouldn’t bother to take the trouble. He disliked them already. Dumber than trolls, if such a thing was possible. "Granite. So, instead, start with weak beams, spotter rays like we use on weapons to show where the bullet will go, then gradually increase the power into a pulsating beam flashing through the visible spectrum a million times every tick, and you counter the reflection problem, avoid a thermal backlash, and have an underwater energy weapon."