Plasmorbs
Plasmorbs is a legendary one-handed electric unique weapon.
This wrist blaster can manipulate orbs of plasma.
Ingame
Radiomessages on pickup:
- You’ve just picked up an alta weapon, or an “energy tool”, as they call it. According to my database, these usually have an extended set of features. I suggest reading its description.
Sources
Can be bought from merchants:
Can be obtained from special items:
Can be obtained via 
Spawnable Item Pack or 