The The Consequence Add-on for The Evil Within (Xbox 360) has 10 achievements worth 250 gamerscore.
Clear The Consequence in KURAYAMI Mode.
Collect all Research Documents in The Consequence.
Clear Chapter 4, "A Ghost is Born."
Defeat Ruvik before the final showdown in The Consequence. (Ch. 4)
Complete the hidden letter in The Consequence.
Collect all Personnel Files in The Consequence.
Get through the hotel without being spotted or killing any enemies. (Ch. 4)
Save Sebastian's life in the hotel. (Ch. 4)
Clear Chapter 3, "Illusions."
Turn on the generator using no more than 10 chemical lights. (Ch. 3)