16-Person Nightmare Difficulty
Defeating Operator IX (16-Person Nightmare Mode)
Defeated Operator IX in the “Terror From Beyond” operation on 16-person nightmare mode.
Defeating Operator IX (16-Person Nightmare Mode) Legacy Achievement |
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This page shows the Legacy Achievement Defeating Operator IX (16-Person Nightmare Mode) details. This achievement is found under Operations > Terror From Beyond > 16-Person Nightmare Difficulty. You can browse through other achievements by using the left drop down menu bellow.