Which casinos have good keno game. (original)
But not rigged like stake
What makes you think the game in Stake is rigged?
You should learn about their provably fair engine, you can manipulate the user seed, that way the site can't manipulate your bet result. Even some sites like the next one help you to verify your bets.
https://www.provablyfair.me/casino/stake-verifier/I can say the game is legit, and if you feel it's rigged it's because you hit a losing streak, so, better luck next time.