King K. Rool (Japanese: キングクルール, Hepburn: Kingu Kurūru) is a fictional anthropomorphic crocodile and the main antagonist in Nintendo's Donkey Kong video game franchise, as well as the archnemesis of Donkey Kong and Diddy Kong. K. Rool is the villainous leader of a group of crocodilian raiders known as the Kremlings, who have crossed paths with the Kongs on many occasions. First appearing in the 1994 video game Donkey Kong Country for the Super Nintendo Entertainment System, he has been described as being "to Donkey Kong what Bowser is to Mario". He is depicted as unstable, adopting different personae and titles and utilizing a variety of weapons to his advantage. K. Rool resembles an overweight crocodile with an infected, bulging eye. The name "K. Rool" is a play on the word "cruel", a ref