The Clown Prince of Halloween Gotham has more villains to choose from than a box of crayons has colors. Yet, just like colors, everyone has their favorite villain from Gotham city. One of our favorites and probably the most iconic villain to come from Batman's hometown is the infamous Joker. From his pale white skin and bright green hair to his maniacal laugh and hauntingly playful voice, the Joker is simply unforgettable.