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.
Sherlock Holmes: Crimes and Punishments will be free on epic games next week its 29.99$ on steam...so its a nice gift from epic games..also it has really nice graphic and a rich story based in london