Celestial Bow
Celestial Bow is an essential two-handed bow.
Fires glowing beams of pure energy!
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 obtained via 
Spawnable Item Pack or 