Anyone know how i would make a beam like this

[solid mason]

Help needed.
at 0:30

https://youtube.com/watch?v=DAostQiYbP8&si=6r2ncrVSjOl6piA-

What im thinking

is

using a localscript that checks for mouse.Move

then fireserver to that

and making a part that extends based on magnitude

and vfx from attachment1 to other end of that hitbox

but idkl