The World Divisions consist of 6 top level categories, each specializing in a different style of yo-yo play. These are World titles. Some divisions have seeded players that have won national contests from around the world.

Single Handed String Trick Division (A,1A)
Two Handed Looping Trick Division (AA,2A)
Two Handed String Trick Divisions (3A)
Off String Division (OS,4A)
Counter Weight Trick Divisions (CW,5A)
General and Freestyle Rules for 1A, 2A, 3A, 4A and 5A

Artistic Performance Divisions (AP)

Sports String Tricks (S1)
Sports Looping Tricks (S2)

Sport Top Contest Ladder Tricks (TOP)
World Top Contest Division (WT)

Video Contest
Fan Contest
Mod Contest