Scarecrow

Jonathan Crane
Scarecrow

Human

Gotham City, USA, Earth

Gerald Crane (Father)
Karen Keeny (mother)

Abused & tortured by his father in his youth, became obsessed with fear
Professor of psychology turned criminal mastermind
Used patients as test subjects to develop his "Fear Toxin"

Fear-inducing chemicals & toxin

Henry Polic II (Batman TAS)
Charlie Tahan (Gotham)