Use the grit and blood-stain textures on stone pillars to imply a battle happened long before the player arrived.
The iron swung. The world screamed. And for a moment, the darkness was forced to remember what it felt like to bleed. How to use these textures (if you're a creator):
If you are looking to "put together" something technical with those files, here are three ways to bring that dark aesthetic to life:
Pair dark, heavy metal textures with a single, harsh "red eclipse" light source to create that iconic high-contrast manga look.