There is a bug, that you can withdraw promo money instant.
This promo was given to the top players of 2018, but it works
1) Register https://crypto-jackpot.com/ with promocode newyeartop and get 100$ on balance
2) Do minimal deposit
3) Withdraw all deposited money with 100$ ( they have instant withdraw)
if you dont want to deposit, you can just play for that money