Mania is a compilation of Mega Man 1-5 for the original Gameboy along with Mega Man Xtreme 1 & 2 for the Gameboy Color. This Collectors edition is limited to only 11 copies and comes complete with the following:

Mania game
Standard Box
Big Box housing
Hand Crafted Limited Edition Rolling Cutter
Color Manual
Registration Card
Poster
Retro Now Apparel Coupon
Box protector