XCOM 2 is the follow-up to 2012’s award-winning strategy game of the year, XCOM: Enemy Unknown. The Earth has altered and is now ruled by aliens. You must rebuild XCOM and launch a worldwide rebellion to recover our Earth and defend mankind against unimaginable odds.

Guides
XCOM 2 – Crashes after First Mission
I finish the training mission, and then the game crashes right around the time Tygan speaks the phrase “atrophy” in the cinematic where they’re wheeling the commander to the lab. […]