The game is redesigned for its new 16:9 aspect ratio and features snazzy new HD pixel art as well as new worlds, collectibles, level, mini games, and music. (It even has its own official soundtrack!)
You can, ahem, procure a copy of this fan game at Gamejolt, but be advised: This is most certainly a violation of Ubisoft's intellectual property rights so, while we're enthusiastic, we take no responsibility for what you or the developer do from here.