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 would try to make a gigantic, mmorpg, open world fighting magic/weapons game that the lowest of computers can handle on any graphic setting with simple combat mechanics. almost like blox fruits but better and more original