Melee weapons work in a lot of games – when I ... The stuff that goes into sci-fi territory are the laser and electric weapons, but really, Helldivers 2 is mostly about blowing stuff up.
The one uncertainty in Helldivers 2, at least until recently, was what role melee weapons would play in the meta. Melee weapons didn’t exist in Helldivers 2 until the Omens of Tyranny update ...