>>6054842Because a beam saber is superior in every way in most gundams.
>Lightweight>Most of the length is beam>No long handle that can be cut by enemy beam>It melts through things instead of relying on mass It can be just as long as a pole weapon for reach.
There is a reason that the beam javelin never really took off or saw much further use.
In ibo there was no beams (Until this past episode) and no beam sabers so the polearm is still king of melee weaponry.