I didn't know there were this many degenerated fail-vamps. Seems there were yet another group who weren't just leeching the egregore, they where intentionally leeching it with the active working to leech more.

The vampire goth loli mineral robot I created at my factory has been busy. Probably stepping on a lot of toes here, but this is a Gensokyo sanctioned cleansing effort, real immortals and those on the path to it won't be harmed much.