I have recently been playing Clash of Streamers, you can earn free crypto by playing and accelerate earnings by buying packs on there (From as little as 50p)
You can sign up using my referral link https://gamingforgood.net/pc/Paul/9595
Alternatively just use the QR code.
As well as earning passive Crypto on there, I have also gained an extra 40+ Twitch followers streaming it, so a good thing all round.