A ladder game is a perfect game for luck.
You drop a small ball from the top and the ball should go into a specific color.
Roulet. A roulette is a good example of a probability game in casinos.
Making a probability-related board game might be a good idea.
One other good game idea is randomly choosing an object from a pile.
This is a dart. Throwing and hitting a target might be a good idea.
A pie chart might be a good idea
What Are the Key Elements of Successful Games?
What Makes a Good Game?
I like this idea because I like card games and card games are all about probabilities and statistics.