What about tools used to make the game? Can they be AI products? What about tools that lint human made code? What if your paint program contains some AI-generated plugins, does that disqualify your game?
What if your music mixer uses an open source library that depends on a math library produced by an author who has an AI image as an avatar on social media?
Anyone who demands purity in all things should have their values questioned. Just look at history for examples of the outcomes of people obsessed with purity.