Being stealthy and using the silent approach to your advantage is a key component of Mutant Year Zero: Road to Eden. Combat is brutal and will offer a harsh challenge, but by sneaking around and taking out isolated enemies will let you remove several low-level enemies before tackling the main threat.
You wouldn't expect any less with a game made by former Hitman developers. Read how you can master the stealthy approach in the latest edition of our dev blog:
https://www.mutantyearzero.com/news/master-the-stealthy-approach/