Combine from the Fog with a Zombie Apocalypse. That's Beyond the Fog S3 in a nutshell. Deepslate Caves, Cities, and other dimensions are super dangerous. Actually, pretty much everywhere is dangerous
Based off my YouTube Series, the Lost Tapes is built around the broken script, with all entities gradually becoming more and more active until you lose your world. Steps can be made to slow the corruption, but I won't spoil what they are.
