100 Doors Aliens Space Level 13 Walkthrough:
Tap the hexagon boxes and follow the blue gem. Keep pressing the box that the gem shows up in. Eventually it will lead you to the bottom right box.
Two quick solutions:
#1: Tap the bottom right corner hexagon box and take the gem and use it on the door. Pick up the silver metal.
#2: Tap the top left corner hexagon box once. Then tap it again, and take the gem to use on the door.
Proceed to the next 100 Doors Aliens Space level!
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