❀ Pikmin 4 is out! Get a headstart by following these tips!
❀ Get more Pikmin by getting all the onion types!
❀ New and returning bosses are back in the Piklopedia!
❀ Brave the Trial of the Sage Leaf to get more onions!
❀ Make Oatchi stronger by upgrading his skills!
Doppelganger's Den in Pikmin 4 is a cave that can be found in Hero's Hideaway. See all treasures, bosses, enemies, castaways, and onion locations in Doppelganger's Den. The guide below also has its map, a section on how to reach it and tips and strategies on how to complete it 100%.
List of Contents
| Map Location | ![]() |
|---|---|
| Overworld Location | ![]() |
| Location | Hero's Hideaway | ||
|---|---|---|---|
| Castaways | 1 | ||
| Treasures | 16 | ||
| Onions | 0 | ||
| Pikmin |
Ice Pikmin
White Pikmin |
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The entrance of the cave is above the TV stand. Use 30 pieces of Raw Materials to build a climbing wall to reach the top and enter Doppelganger's Den.
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Gildemander's weak points are the red spots on its body which it covers with pieces of gold. You can use Oatchi's Rush ability or throw Pikmin to peel off the gold and expose its weak points.
You can destroy the pieces of gold when Gildemander drops it on the ground. This prevents it from putting them back to its back, making the boss completely defenseless.
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| Jump to a Sublevel | |
|---|---|
| Sublevel 1 | Sublevel 2 |
| Sublevel 3 | Sublevel 4 |
| Doppelganger's Den Sublevel 1 Map | ||
|---|---|---|
![]() |
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| All Treasures | ||
| 1 |
Sparklium: 50 |
![]() Freeze the water using 15 Ice Pikmin then throw Pikmin to collect the treasure. |
| 2 |
Sparklium: 90 |
![]() Use Blue Pikmin to reach it. |
| 3 |
Sparklium: 110 |
![]() Pick it up from the ground. |
There are fake treasures that appear on the radar map and on the Treasure Gauge. These fake treasures are actually enemies that will appear if you get close to it.
| Jump to a Sublevel | |
|---|---|
| Sublevel 1 | Sublevel 2 |
| Sublevel 3 | Sublevel 4 |
| Doppelganger's Den Sublevel 2 Map | ||
|---|---|---|
![]() |
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| All Treasures | ||
| 1 |
Sparklium: 50 |
![]() Pick it up from the ground. |
| 2 |
Sparklium: 150 |
![]() Push the red switch and cross the gate. Throw Pikmin at the treasure. |
| 3 |
Sparklium: 50 |
![]() Enter the pipe and collect the treasure. |
| 4 |
Sparklium: 5 |
![]() Throw Pikmin to collect all 50. |
To reach the location of the Life Controller, you need to throw a Pikmin on the red switch and then run towards the left side before the wall emerges from the ground.
| Jump to a Sublevel | |
|---|---|
| Sublevel 1 | Sublevel 2 |
| Sublevel 3 | Sublevel 4 |
| Doppelganger's Den Sublevel 3 Map | ||
|---|---|---|
![]() |
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| All Treasures | ||
| 1 |
Sparklium: 120 |
![]() Use the fan to ride the moving platform then throw your Pikmin at the treasure. |
| 2 |
Sparklium: 60 |
![]() Hit the switch to lower the iron fence. Throw Pikmin to carry the treasure. |
| 3 |
Sparklium: 5 |
![]() Throw Pikmin to collect all 30. |
| 4 |
Sparklium: 90 |
![]() Complete the climbing wall using Raw Materials then throw Pikmin at the treasure. |
| 5 |
Sparklium: 50 |
![]() Climb the conveyor and pick it up from the ground. |
You can reach the floating platform by riding the fan on the right side. Head north towards the metal platform to reach the location of the Dusk Pustules treasure.

To open the fence where the Citrus Lump is located, throw a Pikmin towards the white switch from the conveyor belt.
| Jump to a Sublevel | |
|---|---|
| Sublevel 1 | Sublevel 2 |
| Sublevel 3 | Sublevel 4 |
| Doppelganger's Den Sublevel 4 Map | ||
|---|---|---|
![]() |
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| All Treasures | ||
| 1 |
Sparklium: 150 |
![]() Use the fan to ride the moving platform then throw your Pikmin at the treasure. |
| 2 |
Sparklium: 5 |
![]() Break the pots to get 10 pieces of the treasure |
| 3 |
Sparklium: 20 |
![]() Break the pots to collect treasure. |
| 4 |
Sparklium: 40 |
![]() Complete the climbing wall using Raw Materials then throw Pikmin at the treasure. |

The castaway will appear inside the vase once you defeat the Gildemander boss at the 4th sublevel.
There are no onions in this cave.
There are no flarlics in this cave.
| Doppelganger's Den Tips and Strategies |
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| Pikmin to Bring | ||
|---|---|---|
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15 or more |
20 or more |
10 or more |
15 Ice Pikmin are required as there is a treasure that only they can transport to the base. There are also treasures submerged in water and protected by poisonous enemies, so having both Blue Pikmin and White Pikmin are recommended.

There is one white Candypop Bud on the 2nd sublevel and two more on the 3rd sublevel, allowing you to convert your Pikmin into White Pikmin should you need more.

List of All Cave Locations and Maps
| Rescue Command Post Cave |
|---|
| Burrow of Beginnings |
| Sun-Speckled Terrace Caves | |
|---|---|
| Last-Frost Cavern | Hectic Hollows |
| Crackling Cauldron | Industrial Maze |
| Aquiferous Summit | - |
| Blossoming Arcadia Caves | |
|---|---|
| Secluded Courtyard | Drafty Gallery |
| Sightless Passage | Kingdom of Beasts |
| Serene Shores Caves | |
|---|---|
| Subzero Sauna | Seafloor Resort |
| Below-Grade Discotheque | Engulfed Castle |
| Hero's Hideaway Caves | |
|---|---|
| Plunder Palace | Doppelganger's Den |
| Frozen Inferno | - |
| Giant's Hearth Caves | |
|---|---|
| Dream Home | Ultimate Testing Range |
| Cradle of the Beast | - |
| Primordial Thicket Caves | |
|---|---|
| Subterranean Swarm | The Mud Pit |
| Cavern for a King | - |
Doppelganger's Den Treasures, Castaway, and Onion Locations



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