|“||Strictly Business Gentlemen.||„|
|~ Windsor explaining he is a businessman and how he takes it seriously.|
Windsor is the son of Vin Moosk's former boss at Accounting and Son (Windsor being the "son" in "Accounting and Son") and a villain in Kids Next Door.
Windsor pretending to be a "tie hunter" in order to make Moosk an accountant again. He tried waiting for Moosk to slip up. But found out that Windsor made a deal with the Queen Tie who lived at Tieland Shopping Mall, to lure Moosk to Tieland, where she would use her breath to turn him into an obedient employee again.
Windsor reveals his true agenda and ordering the Queen Tie to attack Moosk and Numbuh 1, intent on bringing Moosk back to work, and even making Numbuh 1 another one of his father's "yes-men", the latter being rather illegal due to child labor laws. Preparing for the ultimate battle, the boys defeat every boy in the Earth. Numbuh 4 dismissed her immediately, but he accepted her after she gave them a Girlifying Rifle to reverse its effects. Numbuh 4 dismissed but he accepted to reverse its effects and make it to discover the headquarters.
However, they managed to made him to fall to the ground. Subsequently, Numbuh 4 was unable to call for help as Sector which reawakens his rebellious tie-hunting personality. Windsor on the other hand eventually becomes a Teen Ninjas member.
Adult Villains: Mr. Boss | Toiletnator | Mr. Wink and Mr. Fibb | Count Spankulot | Ice Cream Men | Gramma Stuffum | Stickybeard | Knightbrace | Common Cold | Mr. Fizz | Crazy Old Cat Lady | Professor XXXL | Chester | Mega Mom and Destructo Dad | Parent Teacher Organization of Eradicating Youngsters | Proper Patrol | Mrs. Goodwall | Mr. Mogul | Great Puttinski | Nurse Claiborne | Cheese Shogun Roquefort | Robin Food | Dodgeball Wizard | Black John Licorice
Child Villains: Madame Margaret | King Sandy | Six-Gum Gang | Interesting Twins From Beneath the Mountain | James Nixon McGarfield | Anna Worthington | Valerie | Henrietta Von Marzipan | Mushi Sanban | Windsor | Crayon Boy | Numbuh Infinity | Numbuh 48 Flavors