The withdrawal is where operators tell you what they really think of you. Fast, no questions? They like your action. Six weeks in "AML review"? They don't.
Every operator reserves the right to review a withdrawal for compliance reasons, and sometimes that's genuine. The pattern to watch for is a review that only ever seems to trigger once you're up money. A $50 withdrawal on a losing account clears in minutes. A $5,000 withdrawal on a winning account suddenly needs "additional verification" that takes weeks.
Rainbet has a documented case of a withdrawal north of $160,000 getting stuck, described in a Bitcointalk thread, with a separate smaller case raised in a r/gambling post asking for help getting a withdrawal processed. Razed has a Casino.Guru case of a withdrawal withheld for months over a KYC dispute. Roobet's AskGamblers complaint history includes a pending withdrawal reported at $97,000 alongside several other five-figure stuck cashouts.
Test the withdrawal pipeline with a small amount before you ever move serious money through an operator. If a $50 cashout takes three days on an account with zero betting history, that's your answer before you've risked anything meaningful. See our tested withdrawal times across all five operators for what we actually observed.