We’ve talked before about the Law of Conservation of Magic: the idea that nothing comes from nothing and therefore everything must come from something. That is to say, well-written magic should come with some sort of cost. From the Equivalent Exchange of Fullmetal Alchemist to the consequences of fairy bargains everywhere, this concept is ubiquitous in magic-related fiction.

If you try to transmute a human, you’re gonna have a bad time.
But what if the exchange is always terrible? How can you justify using magic if you have to pay an awful price for it? The answer to that question can make or break the writing of a story. Continue reading