Open The Door: Reverse Engineering Map is a puzzle map created by SnakeMasterEpic. There are 20 levels in this map. In each of 20 levels, you will have to reverse-engineer Redstone circuits to figure out how to open the iron door at the end of the level. The levels progress from easy to difficult and will test your Redstone knowledge while exercising your logical thinking skills. Download the map from the link below and try to solve the puzzle.