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.
There are so many tanks in this game that you're gonna be confused at what to pick, but the strangest tank is definitely TOG II*. It's the longest tank in the game and you can block things with it.