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.
its a nice platfrom.K4G is an advanced but simple gaming platform that allows users to buy digital goods, such as game cd keys for Steam, Origin, Battle.net, Prepaids cards for PSN, Xbox and many more.