mBit Casino: Welcome bonus up to 5 BTC + 300 free spins.We’ve got more BTC casino bonuses to preview, so let’s dive in! Top Bitcoin Casino Bonuses You can get up to 5 BTC in bonuses and 300 free spins on top of that. MBit’s online casino bonus was our #1 pick, as it gives casino players the best of both worlds. The Bitcoin casino sites listed here all offer fantastic bonus packages, but a winner must come out on top. This Bitcoin casino review aims to dissect, digest, and discuss the fine print in plain English. The best Bitcoin casino bonuses are higher in size than the “regular” casino bonuses – plus, they come with less nitty-gritty details involved.īefore you claim any crypto casino bonus, though, you should have the opportunity to make an informed decision.