The player needs to kill 50 robot enemies.
This challenge gives 50 XP upon completion and unlocks the perk: Machine Head.
- This challenge has three ranks, each with 50 enemies to kill.
- This challenge will appear in the the Pip-Boy's menu as soon as you kill your first robot enemy.
Behind the scenesEdit
- "Demise of the Machines" is a reference to the film Terminator 3: Rise of the Machines.