Death is the inevitable end of life. She is relentless and cruel. West Way was one of the best killers in Equestria.The greater part of West's life was taken this precious thing from other, innocent ponies. It was his job - the meaning of his life. He didn't think much about how his victims when they died. But sometimes things can change ...
I like the concept, but that's the problem. The story really feels more like just a concept or even a poem rather than a full-blown story.
I try to feel with the character here, but it would really need much more build up than just ~1000 words to immerse into West's predicament.
This is a place where the story could be built up. Showing the scenes where his sane mind state slowly fades away would be helpful for readers to feel more with the character. I'm sure about that.
inevitable ? Ha