How about bladed boomerang type weapons that do elemental damage?

We Need some of these. that way their reusable. They would not use energy, have craftable variations, and there would be structure specific variations.

 

Would you kindly elaborate?
Would they use energy?
Would they have craftable variations?
Would there be a structure-specific variation?

 

They would not use energy, have craftable variations, and have structure-speficic variations. Sorry for not being specific at first.

 

edit your original post.