Trebuchets aren’t really a tool for defence. They have tremendous range and aren’t exactly speedy to load, aim, and launch.
Unless you meant defence in the same way that a country’s military operations are known as “defence forces” regardless of intent, in which case carry on.
To be fair, half of the AAA gaming industry is all about trying to clone the latest successful game with a new coat of paint. Maybe using AI to make these clones will mean that the talented people behind the scenes are free to explore other ideas instead.
Of course in reality, it just means that the largest publishers will lay off a whole lot of people and keep churning out these uninspired games in the name of corporate profits, but it’s nice to dream sometimes.