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 like counter strike for years, although of course they have modified it have improved in graphics, not bad what they do, is the best thing to make it more and more real, more playability I like, congratulate those of the creation, I like for life this game do not change it for another