❀ 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!
Plunder Palace in Pikmin 4 is a cave that can be found in Hero's Hideaway. See all treasures, bosses, enemies, castaways, and onion locations in Plunder Palace. 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 | 2 | ||
| Treasures | 29 | ||
| Onions | 1 | ||
| Pikmin |
Rock Pikmin
Purple Pikmin |
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You need to build a bridge to reach Plunder Palace. While building the bridge, a green dog will appear and kidnap your Pikmin and interfere with the bridge construction.
Make sure to defeat the green dog first before building the bridge.
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You can use Rock Pikmin to easily defeat Porquillion as they are not affected by the boss' thorn attacks.
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You cannot damage the Giant Breadbug using normal attacks. Instead, you need to drag it towards the base using Purple Pikmin and Oatchi to defeat it.
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| Jump to a Sublevel | ||
|---|---|---|
| Sublevel 1 | Sublevel 2 | Sublevel 3 |
| Sublevel 4 | Sublevel 5 | - |
| Plunder Palace Sublevel 1 Map | ||
|---|---|---|
![]() |
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| All Treasures | ||
| 1 |
Sparklium: 170 |
![]() Find the treasure hidden in the grass and pick it up. |
| 2 |
Sparklium: 25 |
![]() Pick it up on the ground. |
| 3 |
Sparklium: 50 |
![]() Pick it up on the ground. |
| 4 |
Sparklium: 40 |
![]() Throw Yellow Pikmin to pick up the treasure on a high platform. |
| 5 |
Sparklium: 40 |
![]() Ride the fan to reach the treasure and use Yellow Pikmin to pick it up. |
| Jump to a Sublevel | ||
|---|---|---|
| Sublevel 1 | Sublevel 2 | Sublevel 3 |
| Sublevel 4 | Sublevel 5 | - |
| Plunder Palace Sublevel 2 Map | ||
|---|---|---|
![]() |
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| All Treasures | ||
| 1 |
Sparklium: 80 |
![]() Ride on the fan and pick up the treasure on the high platform. |
| 2 |
Sparklium: 5 |
![]() Pick up the 15 pieces on the ground. |
| 3 |
Sparklium: 80 |
![]() Use Yellow Pikmin to retrieve the treasure on the yellow and white platform. |
| 4 |
Sparklium: 150 |
![]() Ride on the fan to reach the treasure. |

Use the blue and red switches to activate the fans to reach the first and fourth treasures.
Press the blue switch to collect the Kick-Start Combobot and the red switch to collect the Dimension Converter.
| Jump to a Sublevel | ||
|---|---|---|
| Sublevel 1 | Sublevel 2 | Sublevel 3 |
| Sublevel 4 | Sublevel 5 | - |
| Plunder Palace Sublevel 3 Map | ||
|---|---|---|
![]() |
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| All Treasures | ||
| There are no treasures in the 3rd Sublevel. | ||
| Jump to a Sublevel | ||
|---|---|---|
| Sublevel 1 | Sublevel 2 | Sublevel 3 |
| Sublevel 4 | Sublevel 5 | - |
| Plunder Palace Sublevel 4 Map | ||
|---|---|---|
![]() |
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| All Treasures | ||
| 1 |
Sparklium: 40 |
![]() Throw Yellow Pikmin to reach the treasure on the high ground. |
| 2 |
Sparklium: 40 |
![]() Pick it up on the ground. |
| 3 |
Sparklium: 5 |
![]() Pick up the 20 pieces on the ground. |
| 4 |
Sparklium: 100 |
![]() Pick it up on the ground. |
| 5 |
Sparklium: 50 |
![]() Pick it up on the ground. |
| 6 |
Sparklium: 1 |
![]() Defeat the enemy for it to drop the treasure. |
You can take control of Oatchi to retrieve the Disk of Joyous Wisdom in the area. See the table below for the steps.
| Steps to Collect the Treasure | |
|---|---|
| 1 | ![]() Have the player character press the blue switch. |
| 2 | ![]() Switch to Oatchi and bring some Pikmin with you. Ride the fan to reach the next area. |
| 3 | ![]() Switch back to the player character and press the red switch. |
| 4 | ![]() Switch to Oatchi and ride the fan to the next area. |
| Jump to a Sublevel | ||
|---|---|---|
| Sublevel 1 | Sublevel 2 | Sublevel 3 |
| Sublevel 4 | Sublevel 5 | - |
| Plunder Palace Sublevel 5 Map | ||
|---|---|---|
![]() |
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| All Treasures | ||
| 1 |
Sparklium: 10 |
![]() Defeat the first Giant Breadbug for it to drop 3 pieces of the treasure. |
| 2 |
Sparklium: 40 |
![]() Defeat the second Giant Breadbug for it to drop the treasure. |
| 3 |
Sparklium: 10 |
![]() Find the treasure hidden in the grass. |
| 4 |
Sparklium: 50 |
![]() Throw the Pikmin on the elevated platform to retrieve the treasure. |
| 5 |
Sparklium: 50 |
![]() Throw the Pikmin on the elevated platform to retrieve the treasure. |
| 6 |
Sparklium: 40 |
![]() Climb the elevator and head to the desk to find the treasure on top of a yellow plate. |
| 7 |
Sparklium: 150 |
![]() Climb the elevator to reach the desk that has the treasure on top of a blue plate. |
| 8 |
Sparklium: 60 |
![]() Dig up the soil to retreive the treasure. |
| 1st Location | ![]() |
|---|---|
| 2nd Location | ![]() |
If you throw your Pikmin towards the Candypop Bud, they will change color based on the color of the flower. Throw your Yellow Pikmin towards it to convert them into Purple Pikmin.

The first castaway is located on the 3rd sublevel and appears after you beat Porquillion.

The second castaway is located on the 5th sublevel. Use Purple Pikmin and Oatchi with upgraded Buff and Super Buff to defeat the boss and rescue the castaway.
There are no onions in this cave.

Do not forget to collect the Flarlic on the desk. This item allows you to increase the number of Pikmin that you can have on the field.
| Plunder Palace Tips and Strategies |
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| Skill | Effect / How to Unlock |
|---|---|
| Buff |
This skill teaches your Rescue Pup to help with tasks that require strength, like carrying treasure and pushing boxes. Continue training to keep increasing his strength. Learned by Default |
| Super Buff |
Teaching this skill to your Rescue Pup further increases the strength boost he gets from Buff. You can level up this skill with more training. Raise Buff to Lv. 3 |
This cave requires you to gather heavy objects so it is recommended to upgrade Oatch's Buff and Super Buff skills as he can assist with transporting treasures and enemies to the base.
All Oatchi Skills and Upgrades
| Pikmin to Bring | ||
|---|---|---|
|
30 or more |
10 |
10 |
The cave is easier to complete if you have Yellow Pikmin, Rock Pikmin, and Purple Pikmin. If you do not have Rock Pikmin and Purple Pikmin, you can get wild variants in this cave.

You can use Rock Pikmin to break glass walls on the 2nd sublevel of the cave.
Rock Pikmin cannot be trampled or skewered by enemies so it is recommended to use them against enemies that perform those attacks.

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 | - |
Plunder Palace Treasures, Castaway, and Onion Locations



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