In these versions, the game's difficulty is "cranked up" by altering the AI and environmental hazards:
The ventilation, audio, and camera systems fail more frequently, forcing you to use the maintenance panel constantly. Unfair Fnaf 3
Phantom animatronics (like Phantom BB or Puppet) appear more often, causing immediate system errors that leave you vulnerable to Springtrap. In these versions, the game's difficulty is "cranked