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.
Mine is american 5.3, mainly because of the hellcat, easy 8 is also a great medium. Its lacking in the heavy department as jumbo just isnt what youd expect it to be when facing panthers and german TDs. You could go for the jackson but its not worth all the uptiers