Users bet the same way as like they did in case of a real-life game. The ratios and the percentage of the amount of money won by each user is also calculated the same way. The only difference is that this game is virtual. No matter which sport we're talking, from horse racing to golf tournament, people from all over the world can watch it simultaneously. The experience looks quite realistic: advertising banner, commentator, shouting crowd, etc. – it's all there!
The most important thing the developers of such experiences should pay close attention to is the quality of visual content. The art should be designed at high-level, the animations should be smooth and realistic.
To make the animations appealing is used the motion capture data obtained with the help of real people. This data is then cleaned and used as a basis for modeling. Given that the randomizer produces the game in the video format obtained by stitching together a set of picked animations, each animation should be quite short to cover just a single move or gameplay episode. Here's an example of kick animation accompanied by a sound produced by BidOn Games Studio: