Super Mario Bros 3: Challenge
Original title: Super Mario Bros. 3
Platform: Nintendo Entertainment System
Region: USA (Update Hacks)
Media: Cartridge
Controller: NES Gamepad
Genre: Platformer 
Gametype: Hack
Hacked by: x-4000
Version: v9.0
_________________________
A level edit project to make Super Mario Bros 3 more challenging, while also changing the story, as well as some of the graphics.

http://www.zophar.net/hacks/nes/super-mario-bros-32/Super-Mario-Bros-3-Challenge-336.html