31. A two-tier Ben 10 birthday cake with the Omnitrix watch on the top.
32. A large size Ben 10 cake with figures of Ben Tennyson, Swampfire, and Wildmutt.
33. This watch cake would look more beautiful if an alien form came out of it.
34. You can bake a cake of any style but make sure your Ben 10 figure is baked perfectly in shape and size.
35. A quick Ben 10 birthday cake idea with several alien forms.
36. You can play out with the tiers of the cake and make them look like a watch as shown here.
37. A medium size Ben 10 birthday cake design.
38. Isn’t it beautiful, an alien form coming out of the cake?
39. Is it the hand of Ben 10 or the foot of Ben 10?
40. If you go for a similar design then make sure you cover up all the sides of the cake with different Ben 10 alien forms.