Play games
Choose the game that interests you and play itfor free.
Complete the tasks
Every game has some tasks 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.
(Sorry for my bad english)I saw some pictures at the middle of articles or at the end of them. How can i do it? Any answer would be appreciated