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.
Are you guys able to collect 500 soulgems for 3 days, cause it is really hard for me. I really want to open the free chest but it is really hard