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.
It's been a long time coming...after 5 years...I'm reasearching my last Jet on the regular American tree...feels good...a sense of accomplishment :DD. I still have other unpurchased researched jets in the line up...waiting for the next discount sale to purchase them