Nothing!
. Once you reveal them all, you can craft a Sonic figure, complete with rings, and a snowboard! We've been in love with the speedy blue critter ever since the days of Sega Genesis, so combining him with the holidays makes absolute sense to gamers like us! Each day reveals new pieces.Do we care? A Blue ChristmasWhat does Sonic the Hedgehog have to do with Christmas? Absolutely not! It's the easiest way to get any gamer even more excited about the holidays! Sonic the Hedgehog Character Advent Holiday Calendar | Advent Calendars This Sonic the Hedgehog Advent Calendar perfectly combines the classic video game character with the fun of an advent calendar.