Unlock Location:
For the sake of story spoilers, we've left the boss specifics intentionally vague.
- Progress through the campaign until you get the "Another Day, Another Universe" Main Story Mission.
- Travel to the Elpis Orbital Shatterfield in Carcadia Burns.
Farm Method:
- Defeat the "Second Ripper Queen" during the Story Mission.
- Use the Encore Machine to farm the boss until
Ohm I Got drops.