Use a Digger Drill to make a Secret Base in the Grand Underground. Read on to learn how to make more Secret Bases, how to decorate the Secret Base, where to get Digger Drill, and how to find your Secret Base in Pokemon Brilliant Diamond and Shining Pearl (BDSP).

How to Make a Secret Base

Video Walkthrough

Use Digger Drill on Wall

To create a Secret Base, face any wall in the Grand Underground while you have a Digger Drill in your inventory and Press A to burrow a hole into it.

You can only have 1 Secret Base; building another in a different area will dismantle the existing base and consume your digging drill.

Get Digger Drill for Free from Underground Man

The Underground Man in the house next to the Pokemon Center in Eterna City awards you the Digger Drill after completing his 3rd mission, which involves digging for treasures.

Underground Man Missions and Rewards

Purchase More Drills from Sphere Traders

You can get more drills by purchasing them from Sphere Traders in the Grand Underground. These traders look like Hikers and will sell you Digger Drills for a random amount of Small Spheres.

All Sphere Trader Locations

Expand Your Secret Base

Some Sphere Traders in the Grand Underground can expand your secret base, which increases the amount of statues you can place! These services require a lot of spheres so make sure to dig up as many as you can if you want to display all your statues!

How to Decorate the Secret Base

Place Pokemon Statues

Decorate your Secret Base with Pokemon Statues which will increase your encounter rate of the Pokemon you'll find in the Pokemon Hideaways.

Pokemon Hideaways Guide

Use Pedestals to Customize Statues

You can use Pedestals purchased from Sphere Traders to customize your displayed statues depending on their size. For example, larger statues will require bigger pedestals to display.

Display Shiny Statues

Shiny Statues are rare shiny versions of Pokemon Statues that are color green instead of the usual gray.

These statues also increase encounter rate of Pokemon, though it's currently unknown if they affect shiny encounter chance. We'll keep you up-to-date as we uncover more information!

How to Get Shiny Statues

Enter Photo Mode with Y

Press the Y Button while inside your Secret Base to enter Photo Mode and use the Left Thumbstick the pan or zoom around. Take pictures of your statue collection and share it with your friends!

How to Find Your Secret Base

Once you have made your secret base, you can find it by looking for the red diamond icon in the Grand Underground Map. You must be in the same zone as your Secret Base to see the red diamond icon.

If you have lost your Secret Base, enter each zone of the Grand Undergrand and check your map to see if the icon appears.

Grand Underground Map

Pokemon BDSP Related Guides

Grand Underground Features

Grand Underground Guides

Grand Underground Pokemon Locations

Hideaways and List of Pokemon
Fountainspring Cave	Stargleam Cavern (Various types)	Dazzling Cave (Various types)
Grassland Cave	Spacious Cave (Various types)	Big Bluff Cavern
Riverbank Cave (Various types)	Volcanic Cave	Sandsear Cave
Rocky Cave	Bogsunk Cavern	Still-Water Cavern
Whiteout Cave	Icy Cave	Glacial Cavern
Swampy Cave	Typhlo Cavern	Sunlit Cavern (Various types)

All Grand Underground Pokemon Locations