Story: Bowser has stolen a very powerful item from Princess Peach - the Fire Crown. It gives its owner incredible power. Take it back from him before he gets too powerful. To get to world 8 where Bowser is hiding, you need to get 7 magic keys.

Complete rom hack to Super Mario Bros. that changes:

All levels,
Music,
Graphics,
Some single gameplay mechanics.

1.1 Changes some enemy and object placement to prevent single bugs and glitches.

1.2 Adds alternative route to every level. Some single levels got little changed to fix single bugs. Level 8-4 got expanded.

1.3 Adds hittable blocks into underwater levels. Level 8-4 got expanded a little.

1.4 Adds new bonus secret areas.

1.5 Gives question mark blocks with power-up a new graphic, an exclamation mark block. It also makes invisible blocks visible by giving them a new unique graphic.