None of them are.

In this Mumbo Jumbo Minecraft video, Mumbo builds Minecraft secret entrances, Giant Minecraft Bank Vaults and other Minecraft redstone builds that often get faked. These hidden minecraft secret rooms are shown in thumbnails, and they are never real. So using the Minecraft create mod and using Mumbo Jumbo redstone, Mumbo built makes Minecraft builds that aren't fake.

Filming channel:    / thatmumbojumbo2  
Instagram:   / officialmumbo  
Twitter:   / thatmumbojumbo