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.
Does it require any personal information [Phone number, Home Address, Credit/Debit Card information...etc.] Also how long does it take to get rewards in?