The Binding of Isaac: Rebirth is a critically acclaimed roguelike shooter game developed by Nicalis, Inc. and released in 2014 for PC. The game has gained a massive following worldwide due to its unique blend of exploration, item collection, and intense gameplay. In 2015, a 3DS version of the game was released, which was later cracked and decrypted, allowing players to experience the game on their Nintendo 3DS consoles without purchasing it. This paper provides an in-depth analysis of the decrypted 3DS ROM of The Binding of Isaac: Rebirth, exploring its implications, technical aspects, and the surrounding controversy.