The Absolute Mr. Freeze is something else entirely, with two major differences from the original. Written by Scott Snyder, with art by Marcos Martín, Absolute Batman #7 finds the titular hero ...

Look at his original costume. The yellowish-green spandex ... having renamed himself Mr. Freeze after the 1966’s Batman tv show interpretation of the character. He would make a handful more ...

and that's usually the reason given for his criminal acts these days - but it wasn't the original reason. It turns out that Mr. Freeze's armor, which he needs to survive, is powered by diamonds.