Maybe Echo ? The enemies learn and unlearn from your actions, but not sure it's based on a Neural Network, though.
> These iterations of the game weren't only punishing, they were predictable and dull. If you performed a certain action at the very start then you could likely never perform it again, given that the machine would be able to see it coming. As such, your quota of potential moves reduced with each play session. By the end of the game, you barely have any strategies left to use at all.
At this point it sounds like they abandoned that idea, but (!):
> Emborg and his team opted for a system in which the AI learns and unlearns from you.
Fascinating!