I may have gotten bad luck, but I got the same reward for a ruby as i did for a hunk of coal

I think this is a really good idea.

I'm not arguing for or against durability, but I'm curious how a recall ability deals with gold hoarding?

Personally i like that bats aren't as easy as some of the trash mobs in castlevania or in metroid (or megaman or cave story, etc.). Those enemies are too easy to kill on autopilot without a thought. As such they sort of seem like filler. My epiphany of discovering that patience > bats for myself fel...