Duncan "Butterfly XT" Yo-Yo – Old City Kites
Butterfly® – Duncan Toys
Buy Duncan Lime Light Light-Up Yo-Yo -- ANB Baby
Buy Duncan Imperial Looping Yo-Yo -- ANB Baby
Wheels Yo-Yo – Off the Wagon Shop
TOYBARN : Duncan Imperial Yo-Yo, Beginner Yo-Yo, Orange
Duncan Butterfly XT Yo-Yo (assorted colors)| TimbukToys
Amazon.com: Genuine Duncan Butterfly Yo-Yo Classic Toy - Red : Toys & Games
Duncan Hayabusa YoYo
Amazon.com: Duncan Toys Butterfly XT Yo-Yo with String, Ball Bearing Axle and Plastic Body, String Trick Yo-Yo, Mystery Color : Toys & Games
Duncan Pulse LED Yo-yo - Etsy
DUNCAN YO YO - THE TOY STORE
Big Fun YoYo - Duncan - A2Z Science & Learning Toy Store
Duncan Yo-Yo – HUZZAH! Toys
Duncan Butterfly Easter Edition Yo-Yo - Classic YoYo| YoYoSam
Yoshicuda X yo-yo by Duncan – YoYoExpert
Freehand One AL yoyo by Duncan – YoYoExpert
Tourney YoYo - Duncan - A2Z Science & Learning Toy Store
Amazon.com: Duncan Toys Butterfly Yo-Yo, Beginner Yo-Yo with String, Steel Axle and Plastic Body, Purple (3124BU-ECHAP) : Toys & Games
Duncan Hornet Yo-Yo - High Speed Looping YoYo – Juggling Warehouse
Duncan Butterfly Xt Yoyo : Target
Vintage Duncan Butterfly Yo-Yo - Early 90s Transluscent Orange Very Go| YoYoSam
TOYBARN : Duncan Imperial Yo-Yo, Steel Axle and Plastic Body, Fuchsia
Amazon.com: Duncan Toys Barracuda Yo-Yo, Unresponsive Pro Level Yo-Yo, Concave Bearing and Aluminum Body, Blue w/Splash : Toys & Games
