Opening Case

051.io uses a fair random number structure. Case Opening and Battles can be verified by Provably Fair. Provably Fair allows players to see how the outcome of each round is determined.

You can open cases individually or multi up to 5. Please ensure that you have enough balance in your account to cover the cost of the case.

Case Content and Odds Range

You can easily view the contents and range of odds for a case by scrolling down to the bottom of the case page where it is presented transparently.