How to do Secret Out of Map Glitch at Devil's House (Metal Gear Solid 5) in MGSV: Phantom Pain?

Step 1

The first thing you will need to do is drive the truck close to rock cliff.

Step 2

You have to ride the horse between cliff and truck.

Step 3

Turn the horse torwards the cliff and hop off.

Step 4

Success! You have glitched out of the map.

Step 5

You have to memorieze this area on the map.

Step 6

Be familiar with glitched through the area.

Step 7

After that, had towards “Ngumba industrial zone”

Step 8

After getting there, you will find that it is empty (no man on fire).

Step 9

You will need to supply the drop truck.

Step 10

And whistle for your horse.

Step 11

Move truck close to the door.

Step 12

And move the horse between the truck and wall.

Step 13

The next thing you have to do is turn towards wall and hop off.

Step 14

Success! You are inside building now.

Step 15

Now you will need to explore inside this building.

Step 16

And drive the truck to another side of the wall.

Step 17

You can use the horse again to glitch through.

Step 18

Explore secret hidden areas!

Step 19

Now you are back at 1st blocked area.