In Minecraft, a 2x2 piston door is a type of door that is opened and closed by two pistons. This type of door is useful for keeping mobs and players out of your home or base.

The button should be placed anywhere on the frame to open the door from the other side, completing the keycard door.

How To Make a Secret Door in Minecraft There are quite a few ways to make a secret door within your Minecraft world, but the main items they all have in common are Redstone components and Sticky ...