Play games
Choose the game that interests you and play itfor free.
Complete the quests
Every game has some quests for which you will receive Soul Gems.
Receive rewards
You can exchange your Soul Gems for Steam Wallet top-ups, game keys, CS:GO Skins and other rewards.
Go to GameHag earn enough points for a 5 USD/Euros prepaid credit card. Then enter the info and then buy vbucks! since the prices decreased by %20 it will be even easier to buy vbucks!