There is this place at the southcoast plaza (mall) that sells a wide arrangement of yo-yo’s from duncan to yomega and other toys. I have only been to this puzzle zoo but i am sure other puzzle zoo’s have a bigger selection of yo-yo’s. This is the one i go to:
PUZZLE ZOO SOUTH COAST
SOUTH COAST PLAZA
3333 BRISTOL STREET #1030
COSTA MESA CA 92626
(714) 662-1600
Sun 11AM-6:30PM, Mon-Fri 10AM-9PM, Sat 10AM-8PM
but it seems that they have other shops in CA in one in Dallas TX you can see the website here for more details on the other shops
www.puzzlezoo.com