I found this browsing, and thought it would be nice and controversial. It’s a hot topic with both pros and cons. But as a game, it could get played with no referee.
“Every parent wants their child to have the best in life. But would this extend to picking the best genes for them? To date, genetic technology has only been used to treat serious disease in children. But as ways are developed to manipulate our DNA, there are those who think that parents will inevitably want to choose their children’s genes, and create ‘designer babies’.”