Not the games. Those come from studios that license and audit their own software, and the same titles appear on dozens of platforms. What an operator sells is everything around them: a cashier that moves ringgit, a balance that holds it, terms that say what a bonus costs, and a payout process that returns it.
Which is why the ATM88 withdrawal page is a better read than the floor. The floor is the part everyone has.
Three things, and none of them is the result of a spin. Holding the balance and paying it out. Publishing the terms before an offer is claimed rather than after. And providing the account controls, which is the part a player can check in a minute at the ATM88 deposit screen.
Everything else, including the odds, belongs to the studio or the sportsbook that priced it.
The studio that made it, on software it licenses and has audited independently of the operator.
Holding and paying out the balance, publishing terms before a claim, and providing the account limits.
Because studios license them to many platforms. The games are rarely what separates two casinos.