While in the Minus World, they discovered that Chaos Control will not work. Mario and Sonic meet Kolorado and Goombella here for the first time. There is also a castle where Mario and Sonic faced off against Mecha Sonic to battle for the Chaos Emerald. Once on dry land, there are many bottomless pits, a Mario staple. Whenever someone enters the pipe, they appear in the same underwater area they first entered through. Minus World is actually based on a level in the original Super Mario Bros.

The world can be accessed through a hidden pipe in the depths of the Pipe Maze. It was the location of the white Chaos Emerald.

The dimension has the ability to warp the appearance of its guests into a blocky, '8-bit' state. The stopwatch's magic had been ruined during the escape, causing anyone else to enter the Minus World to be trapped forever. Only with a stopwatch from Kolorado were they able to escape from the Minus World. It's a realm in which the heroes were trapped in while being pursued by Mecha Sonic. The Minus World, also known as World 36 is a realm of space and a prison dimension, saturated with 'negative energy', appeared in Episode 7 during the original Super Mario Bros. This article is from the 2006 series of SMBZ and is no longer canon.

Super mario bros world minus 1