Blockchain games are not necessarily to be ERC-20 tokens running on Ethereum blockchain. It can be any on chain game running on any blockchain.
Have you ever played blockchain games? What do you think about them?
Yes. Check my signature. Its a highly transparent one.
the game in your signature has a high risk of losing, ChainBet is a gambling game that only relies on luck, you should avoid this kind of game because I have played in this kind and a big defeat that I got