Super Mario Bros. is a platforming game for the Nintendo Entertainment System released in 1985. When Bowser invades the Mushroom Kingdom, it's up to Mario to stop him and save the Princess.

It's December 24th, Christmas Eve is soon to fall, everyone in the mushroom kingdom is excited for the date.
In the kingdom's castle, our heroes Mario and Luigi look expectantly at the gifts given by Princess Peach.
However Bowser, king of the koopas, not satisfied with just kidnapping Peach, he also kidnaps the inhabitants and steals the brothers' presents, now it's up to them to save the princess and Christmas.

-The graphics have been changed with YY-CHR

-Levels have been changed thanks to SMBUtil (an original ROM was modified and data was copied from one ROM to another)

-Various colors were changed on the stages and backgrounds

-There are no warps, but it is because each player starts with 50 lives

-The first 7 bosses were changed to common enemies

-Changed some values ​​in Bowser so that it falls behind the lava instead of falling in front of it


Version 1.1

Re-edit of level 4-1 is done due to an error that takes place in 2 player mode



Version 1.2

The order of levels 4-1 and 4-2 is changed due to an error that prevents you from going to 4-3


Version 1.3

Structure of level 4-1 is removed and replaced by level 3-1 due to hang errors

Version 1.4

Loop command on 4-4 was removed due an error in 2 players mode

This hack is based on the modification of Super Mario Bros. - Two Players Hack by Corpse grinder and TI

Database match: Super Mario Bros. (World)
Database: No-Intro: Nintendo Entertainment System (v. 20180803-121122)
File SHA-1: EA343F4E445A9050D4B4FBAC2C77D0693B1D0922
File CRC32: 3337EC46
ROM SHA-1: FACEE9C577A5262DBE33AC4930BB0B58C8C037F7
ROM CRC32: D445F698