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.
i think it should have an archive button so that i still have the items i own but they just wont be cluttering my inventory. when they removed the delete button this kinda made it a problem. idk i have mixed emotions on this one.