Sega's Castle of Illusion is considered a classic by many Genesis fans, but what many people don't know is that a Master System version was also released. To some, it's actually the better of the two, and being the diehard Mickey fans that we are, we decided to put the two into the spotlight and see which came out on top. The verdict? They're both two damn fine games that any platformer fan needs to play. Read all about our comparison in the latest installment of our Side by Side series.