
These cruelties and the resulting frustration, as well as the skill level required, are both the purpose of the hacks and the appeal of any Let's Play videos made of them.

The series is notable for deliberately breaking all standard rules of "accepted" level design and introduced many staples of later Kaizo hacks, such as placing hidden blocks where the player is likely to jump, extremely fast autoscrollers, dying after the goal post, and various other traps. Kaizo Mario World features extremely difficult level designs on the Super Mario World engine. The series was created by Takemoto for his friend R. The term "Kaizo Mario World" is a shortened form of Jisaku no Kaizō Mario (Super Mario World) o Yūjin ni Play Saseru.

Kaizo Mario World, also known as Asshole Mario, is a series of three ROM hacks of the Super Nintendo Entertainment System video game Super Mario World, created by T.

Gameplay from the first installment of Kaizo Mario World
