As a young child, Jonathan Crane was subjected to sick and twisted experiments on fear conducted by his own father. Emotionally scarred and mentally unstable from the ordeal, Crane spent his childhood living in fear until he made an important realization—if he could control fear, it would never again control him. he's just what he sounds like: a skinny dude dressed as a scarecrow running around terrorizing people with conventional weapons or his trademark fear toxin Scarecrow is a brilliant psychologist turned super-villain who fights Batman in Gotham City, specializing in techniques and chemicals that manipulate fear. Jonathan Crane was originally a well-respected professor, although he lost credibility when he obsessively took his experiments too far and descended into madness.