This Leprechaun would kill for your pot of gold. With the Killer Leprechaun Adult Costume, you can become this very angry guy, and decide whether you want to go looking for your pot of gold, or just eat some Lucky Charms cereal. This costume features a green jacket, a creepy face mask with hat, a plaid vest, red pants, horizontal striped socks, and black shoe covers. Leprechauns have served creepy roles in horror movies before, and now you have the opportunity to become one of them. Torture children to discover the location of your Lucky Charms cereal, or maybe just eat somebody. With how evil this guy looks, I really wouldn't put anything past him. Make sure you have a four-leaf clover with you. Once you become this guy, you're going to need all the luck you can get.