The one thing it would be useful on…

You can add keese wings to boomerangs and it would do the same thing but the perk is better since you can actually are something to make your boomerang more powerful

especially elemental ones

Yeah, I attached an ice one to a heavy boomerang and it had pretty good range and power. You can even combo it with rewind to hit enemies again.

I did the exact same thing but with electric

I have a gleeok-wing boomerang, but I want to see how far I can throw my 50 damage dragon horn giant boomerangs. Elemental keese wings, no