Aw, c'mon people - LESTER! LESTER! LESTER! LESTER!

Loser Lad even did a great costume over at the LMBP group which would suit Spiffany to a tee. Lots of glittering gold.

Another I'd add, to those mentioned, is Chlorophyll Kid. You ever see kudzu at work, or how simple weeds can break up concrete - not to mention all the poisons and allergies that plants contain - here's a guy who can make plants grow instantly and can carry around an emergency pack of seeds for special situations.