This is one of the first kaizo hacks to blur the line between Kaizo:Light and Kaizo:Hard, if you do attempt this do not feel bad about using save states or a video to help you, This is meant to be that difficult. Sheffy 2 is a true successor to the original game, improving on the physics engine of Super Mario World, Mario can now do tricks never seen before. The creator has also included 2 little mini-games at the start of the game for people who just want to mess around with the new item physics.