When science meets the soul, it’s supposed to be a meeting of minds, a place where logic and empathy converge.

This foreboding city holds many horrors for the Doom Slayer, one of which is a tough block-based puzzle that blocks your progress forward.

However, Asterigos is still worth checking out, especially for newbies since it's nowhere near as hard as other Souls titles.

Here are all the Ruby locations in Doom The Dark Ages with quick instructions to help you find them all and upgrade your ...