Bitcoin Rush is the new name for Casino Bitcoin who were one of the first decent bitcoin sportsbook and provably fair casinos. They were a force in the industry due to the lack of competition in the early days and because they allowed anyone to buy shares in them on Havelock Investiment. This gave them hundreds of cheerleaders in the community who vocally recommended Casino Bitcoin only because they were stakeholders.
The site name changed when they added a 0% edge per to per game named Bitcoin Rush, from the point of view of a casino player not much has changed. Bitcoin Rush accept players from everywhere and no identifying information is needed to operate an account. 2FA is available for additional security.
Bitcoin Rush have 0 confirmation deposits and fast withdrawals. The website is unattractive and clunky with a dull user experience. There is a small range of the classic table games plus video poker. They are provably fair however there are no slots and they need more novelty games for funsies and better web design. Bitcoin Rush also have a sportsbook which suffers from many of the same problems.