There's actually alot of research in this topic. You should look into "Genetic Programming" on scholar.google.com and you'll find some good presentations. For

There's actually alot of research in this topic. You should look into "Genetic Programming" on scholar.google.com and you'll find some good presentations. For example https://scholar.google.com/scholar?hl=en&as_sdt=0%2C21&q=genetic+programming+video+games&btnG= https://scholar.google.com/scholar?hl=en&as_sdt=0%2C21&q=gen... and that references a paper where they do this with MUGEN (Ai v Ai fighting game) http://irep.ntu.ac.uk/id/eprint/30021/1/PubSub7423_8186_Martinez-Arellano.pdf http://irep.ntu.ac.uk/id/eprint/30021/1/PubSub7423_8186_Mart... Genetic programming sounds like a complicated term, but it's basically an easy way to take successful characteristics and breed them into something else.