Here is the full list of all 19 Spectator 2 achievements.
You have completed Polar Station on Normal
You have completed Hotel on Normal
You have completed Train Station on Normal
You have completed DollHouse on Normal
You have completed Laboratory on Normal
You have completed Fast Food on Normal
You have completed Polar Station on Hard
You have completed Hotel on Hard
You have completed Train Station on Hard
You have completed DollHouse on Hard
You have completed Laboratory on Hard
You have completed Fast Food on Hard
You have completed Polar Station on Nightmare
You have completed Hotel on Nightmare
You have completed Train Station on Nightmare
You have completed DollHouse on Nightmare
You have completed Laboratory on Nightmare
You have completed Fast Food on Nightmare
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