Riftera-S
Riftera-S is a legendary bow.
A powerful underwater energy tool for fighting squids. Designed by Neiteru.
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 
Technical Information
- In-game ID:
ct_riftera - Power:
3.5 - Rarity:
Legendary - Tags:
alta,legendary,ranged,weapon - File:
/items/active/alta/tools/hunt/riftera/ct_riftera.activeitem