I really loved the idea of Xenonauts (1), an attempt to do first XCom "again" and "right". And for most part, they did. Way better than Disneyfied remake XCOM .
I extremely enjoyed xenopedia entries, attempt to give more sense and explanation to general quirks of whole idea, whole scientists vs. engineers humor and so on. It was a fine game, and save for stun gas grenade spam, pretty well balanced.
Xenonauts 2, I'm not sure what it is. It's like first game, with every terrible idea implemented and every weakness of the first game amplified.
Music is recycled and poor. If there's one thing XCOM remake did really, really well, it was the [music](https://www.youtube.com/watch?v=SvMN89NSFb