1. First of all log in to your facebook account where you want to block game requests on facebook.
2. Now for the next step on how to block game requests on facebook . Go to this link [ Games Activity ]
3. Now you have to find an app/game you want to ignore invite or to block Facebook game requests for and click on the “X” button.
Note : This will decline any requests to play this Facebook game. This will not block game invites on facebook.
4. When you click on “X” button the following additional option will appears on the screen.
5. In the yellow box, click “ignore all
requests from” and you’ll never receive about that from your friend who
keeps on inviting you on facebook.
6. Now click on Block [App/Game Name] and then click Confirm. To block game invites on facebook.
7. You are successfully block game requests on facebook !!