Best movie weapon.

the frying pan from tangled. knocks everyone out!

Robocop's pistol. Or the explosive sniper rifles the bad guys used. Both of those are pretty cool.

https://www.youtube.com/watch?v=lTSWdHY9Ny4 So scary

The mighty spoon

The Noisy Cricket from MiB, obviously.

Death Star - when you need to blow up whole planet:
https://www.youtube.com/watch?v=pd8fyptDhdk

Ripley's flamethrower.

Someone is going to say it eventually so I might as well...
The infinity gauntlet.

Feral kid's boomerang in Mad Max 2 😅
Clip (It's a bit bloody)

The ZF1 from 5th Element.

That bone gun from eXistenZ

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Lightsaber.

Predator's weapons are pretty cool.

The Lion's roar!

Infinity gauntlet

Lightsaber ofc...What are you even disscussing here? xD

Gun with cat-silencer.

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The harsh words of the master musician Monsieur de Sainte Colombe in Tous les Matins du Monde.

Perhaps that gun from the fifth element.

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I dunno, I kinda like this one

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I don't know the best, but one of the most memorable is the lawnmover in Dead Alive/Braindead )

Pencil ^^

Hmm, the thighs in Goldeneye was it?