A horrifying villain named Scarecrow spreads fear gas and wreaks havoc at Gotham State University.

The Scarecrow uses a fear chemical triggered by adrenaline on Gotham's greatest athletes, then bets against them to reap the winnings.

Batman must thwart the Scarecrow's plan to poison Gotham's water supply with a chemical that induces hallucinations.

Harley gets herself into a whole mess of trouble after she steals Bruce Wayne's car and kidnaps his girlfriend.

Lyle Bolton, Arkham's former chief of security, becomes the vigilante Lock-Up and kidnaps Commissioner Gordon and Mayor Hill, seeing them as the cause of rampant crime in Gotham City.