Theoretical % = 1 / (1 /” odds. . If there were something unclear, or ask me about the situation. I want to share my experience as a player at Leo Vegas for about two years. In our review, we've considered the casino's player complaints, estimated revenues, license, games genuineness, customer support quality, fairness of terms and. How about the fact that their "promotions" for players have become super shit?? This is one of the Casino promotions I keep getting over and. The theoretical payback to a player on a bet offer with 3 outcomes a, b and c can be calculated as follows. leovegas casino review.