In the original game, part of the status bar in the bottom left part of the screen had a tendency to flicker.In the Japanese version, such a hit would revert you to Small Mario. Fire Mario, Raccoon Mario, any of the suits), you reverted to Super Mario. 3, if you were hit while in any 'powered' form (e.g. In the North American version of Super Mario Bros.Mario is now a monk and you have to find the princess to enlighten him in monk wisdom. This is a graphic and level hack with a new story. The game takes hundreds of lives and over 8 hours for even the very most expert players to complete. This version primarily makes the game (much) more challenging, while also changing the 'story' and a few of the graphics. 3 hacks, developed by x-4000 of the now-defunct Challenge Games. 3 Challenge (SMB3C) - One of the earlier Super Mario Bros. The idea of the hack is to make the game a lot more difficult, and relies on the player's strategy and skill, rather than simply bombarding them with enemies. The first two worlds are finished and playable, but the game isn't being worked on at the moment. 2k3 - This is an attempted complete overhaul of SMB3. 3 - Worlds 1-4 are changed, changes the levels and makes the game more difficult. SMB3 - 2nd Run - A good level-only hack by Recovery1, completed to World 8.Smashing Pumpkin Bros 2 - This is the second of two hacks made by Steve and David Pukin about the band Smashing Pumpkins.A level design, graphics, text, and gameplay hack by Quick Curly. Mario In: Some Usual Day - An excellent hack that is very similar to Mario Adventure in that it seems much more like a brand new game based on SMB3 than another simple hack.Over 100 new levels, new powerups and loads of secrets, this is a real good one. It's basically a brand new game using the SMB3 engine as the base.

Mario Adventure - This hack isn't really a hack.

It goes from world 1 to world 3 and it all looks like a dog's breakfast.

Luna World - This is also a little bizarre.

They include two enemies which don't appear anywhere else: Gold Cheep Cheeps and Green Parabeetles.

Lost Levels - This patch allows you to unlock a series of 'lost levels' which were apparently used in the development of SMB3.

CBMario3 - This hack changes the first two levels and makes them more challenging.Carnage 3 - This is a hack replacing the enemies with Spiderman villains.Vegas - An editor for the bonus card game.SMB3 Workshop - A newer editor: edits levels, pointers, graphics, palettes, variables, etc.SMB3 TSA Editor - An editor for the 16x16 TSA (Tile Square Assembly) used in the game.SMB3 Text Editor - Edits most of the text in SMB3.SMB3 Discombobulator - A popular level editor.Mario Improvement 3 - Program and source also available here.

Mario bros level editor