In a materia-less, mako-less, Earth gravity world where people don't basically fly and shoot nuclear blasts out of their arms, I would say that it would be quite big.
But how heavy? That is the real question.
Too big
Much too big, it's ridiculous that FF7 isn't about classic back trauma
He swung out from under a collapsing plate with that thing on his back!? Nuh uh
It's Aerith, not Aeris
That's stupid!
You're ugly
"Buster" sword?
In a materia-less, mako-less, Earth gravity world where people don't basically fly and shoot nuclear blasts out of their arms, I would say that it would be quite big.
But how heavy? That is the real question.
Bow before the mighty Javoo!