- Metamorphosis: He is capable of turning his body into multiple spherical forms, ranging from a ball of fire, ice, iron, he's even capable of shrinking to the size of a baseball.  
- Superhuman Speed: By contorting his body to form a ball, Roundhouse can roll at speeds far beyond a normal human's.
- Superhuman Strength: In his ball form, Roundhouse's body can smash cars.
- Superhuman Durability
- Billy has a Viewtube account with around 2000 "buddies" (subscribers).
- 15 Appearances of William Wu (Prime Earth)
- 16 Images featuring William Wu (Prime Earth)
- Quotations by or about William Wu (Prime Earth)
- Character Gallery: William Wu (Prime Earth)
|Teen Titans member |
This character is or was primarily a member of the younger superhero team known as the Teen Titans, in any of its various incarnations. This template will categorize articles that include it into the "Teen Titans members" category.