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 love gamehag too, before i came here i was using zelos.gg which is similiar to gamehag but it was way better (not hating on gamehag) because it had more games to earn coins on and the tasks were easier, anyway I'll go comment somewhere else now, Bye!