Most popular ones
mapcity, jailbreak and meepcity are the best
Dungeon Quest
Me, i like wide varity of games like Phantom Forces, and games like Prop Hunt. But if your looking for weirdly fun games check out this group called Infinite Prime Dev they have really fun games like a game called Ragdoll Shotgun
in 3 steps
Choose the game that interests you and play itfor free.
Every game has some quests for which you will receive Soul Gems.
You can exchange your Soul Gems for Steam Wallet top-ups, game keys, CS:GO Skins and other rewards.
You know that on Gamehag you can get real rewards for free, right? Join us, complete walkthrough and get your chest!
Any Games you suggest to me like: Epic Minigames Meep City etc.