How to animate a mesh that changes through editing? So I want to change how the mesh looks (through edit mode) so the geometry of the shape changes throughout the animation. So I have a laser but I want my selected faces to be scaling up and down. How can I do this?

Thanks in advance
You can use shape keys:


Go into the mesh properties





Add a new shape key





add another shape key
Edit your mesh
Animate the influence of the new shape key by hovering over the property and hitting I