I made a Mumbo Proof House in Minecraft

Making a MUMBO PROOF Minecraft House. Grian spent a week making a minecraft house that is purely designed to be anti mumbo. Let's see how he reacts and what he has in store for me.
thank you to Methodzz for his redstone help and luvidubai for his help with the cars!
Mumbo's channel: • I made a Grian Proof H...