100 Zombies Level 12 Walkthrough

1. Count how many cubes of the same color are in the level. Now notice that above the door there are three vertical lines,colored in blue, greed and red. The vertical lines is the order that you have to follow when entering the code. There are: 8 blue cubes 4 green cubes 4 red cubes Resulting the code "844" that must be entered in the panel on the door.

2. Now touch the white light and go to  Level 13.