Jester's Challenge Sega Genesis Reproduction Video Game CartJester's Challenge is a hack of Sonic the Hedgehog for the Sega Mega Drive by MarkeyJester featuring a simple maze like level hack which extended into one of several proof of concepts. Gameplay The new monitors in this hack. As soon as the ROM is loaded Sonic is dropped into a level called the Param Zone. Jester can be seen in many locations in the maze and when you press B while standing next to him an arrow will appear above his head directing you