10. Batman can claim him as a tax deduction
9. Colourful suit distracts Batman's enemies
8. Already used to dressing in tights
7. Knows the Penguin's MasterCard number by heart
6. Batman's 'second form of ID'
5. Won an essay entitled "What I'd Do As The Boy Wonder."
4. During Halloween gives Batman good candy
3. In a pinch, doubles as Batshield
2. Fakes seizures to get Batman out of superhero meetings early
1. Can hang on to Batmobile luggage rack at speeds upward of 70 M.P.H.