-EBAY KEY METHOD
1)- First, search for a gamkey you wanna buy.
2)- Now you buy it with Paypal and wait for the key arrives, activate it.
3)- Go to paypal and make a refund. Then Escalate dispute and wait for your money
coming back to you.
4)- I would recommend to buy the keys from G2A's Ebay. They never respond.
5)- Enjoy your free game!