The Signal DLC Erfolge

A Friend in Need (25G) Special 1: Find someone to help you.
A Friend Indeed (50G) Special 1: Follow the signal to its conclusion.
Cardboard Companions (25G) Special 1: Discover all of the cardboard standees.
Fast and Furious (25G) Special 1: Make it through the final battle in less than 1 minute and 30 seconds.
License Revoked (20G) Special 1: Complete the episode without using a single vehicle.
Run-On Sentence (50G) Special 1: Complete the episode without reloading the game or restarting a checkpoint.
Tick Tock (30G) Special 1: Discover 10 hidden alarm clocks.
Words Will Never Harm You (25G) Special 1: Trigger all of the furnaces in the basement.