See the whole Lego Trivia Thread on FBTB,and the official score sheet. Some questions and answers have been modified from their original wording for clarity or context, and comments have been provided by David Eaton (aka DaveE, aka davee123)
(Improper question-- Rarity is too qualitative, could be Toy Fair promo figs, the white-haired fig, Red Sox promo fig, and lots more, not even counting unreleased figures)