Video answer: How to get the new laser guns! (secret underwater bunker in unturned)
Top best answers to the question «Would a laser weapon work underwater»
Do Lasers Work Underwater? The simple answer to this question is that yes, lasers do work underwater. You're going to be able to use a laser underwater just fine so long as the components that are making the laser work aren't exposed to the water.
Video answer: Amazing! here's a submarine laser weapon which frightens the opponent