In order to get your DLC for free, you need to:
- Log-in with existing account, or create a new one on Gemly.com
- Visit this DLC website and press "Claim" button
- Now go to My Games page and "Click To Reedem" on Dying Light - Some Old Bones DLC to get a Docket Key
- Use this code on Dying Light's Weapon Dockets website
Base game is required for this DLC. Enjoy!