The Swampertite (Japanese: ラグラージナイト Laglargenite) is a type of held item introduced in Pokémon Omega Ruby and Alpha Sapphire. It is the Mega Stone that allows Swampert to Mega Evolve into Mega Swampert.

Bag Swampertite Sprite.png
Pokémon Global Link artwork
Introduced in Generation VI
Generation VI Bag Items pocket icon.png Items (ORAS)
Generation VII Bag Items pocket icon.png Items
Power 80

In the core series games


Games Cost Sell price


In battle

If held by a Swampert, allows it to Mega Evolve into Mega Swampert if its Trainer has a Key Stone. Each Trainer can only Mega Evolve one Pokémon per battle.

Unaffected by item negating effects (such as Embargo and Klutz). Item manipulating effects (such as Trick and Fling) cannot give Swampert a Swampertite or remove a Swampertite from Swampert.

Outside of battle

If held by a Swampert, allows it to Mega Evolve into Mega Swampert when it performs a Spectacular Talent during a Pokémon Contest Spectacular while its Trainer has a Key Stone. Swampert will remain a Mega Swampert until the Talent Round ends.

Pokémon holding Swampertite in Pokémon Omega Ruby and Alpha Sapphire cannot be traded to Pokémon X and Y.


Games Description
One of a variety of mysterious Mega Stones. Have Swampert hold it, and this stone will enable it to Mega Evolve during battle.


Games Finite methods Repeatable methods
ORAS Route 120 (if the player's first partner Pokémon was Mudkip)
Route 114 (if the player's first partner Pokémon was not Mudkip, after defeating or capturing GroudonOR/KyogreAS)
SM Event Trade
USUM Battle Tree (64 BP)


Games Event Language/Region Distribution period
SM 2017 International Challenge April Mega Stones All May 30 to June 30, 2017
Third Mega Stone Gift All June 23 to October 31, 2017

In spin-off games

Pokémon Shuffle

In Pokémon Shuffle, the Swampertite allows the player to Mega Evolve Swampert.

The player can obtain the Swampertite by completing Mission Card 18.

The Swampertite was also available as a prize during the Mega Swampert Competitive Stage. This Competitive Stage ran on both the Nintendo 3DS and Mobile versions from January 5 to 12, 2016 and May 10 to 17, 2016. It ran on the Pokémon Shuffle Mobile from May 10 to 17, 2016.

The Swampertite enables the following Mega Evolution:

Stone Pokémon Type Effect Gauge Max  
      Mega Swampert Water Replaces Pokémon (max 3) of the same type as Mega Swampert.
Converts three tiles containing a single Water type into Mega Swampert.
12 6

In the manga

A Swampertite in Pokémon Adventures

Pokémon Adventures

Omega Ruby & Alpha Sapphire arc

In Claydol Unleashes, it was revealed that Steven had found a Swampertite for Ruby's Mumu.

In other languages

Language Title
Chinese Cantonese 巨沼怪進化石 Geuihjíugwaai Jeunfa Sehk
Mandarin 巨沼怪進化石 / 巨沼怪进化石 Jùzhǎoguài Jìnhuà Shí
  French Laggronite
  German Sumpexnit
  Italian Swampertite
  Korean 대짱이나이트 Daejjanginite
  Spanish Swampertita

External links

  This item article is part of Project ItemDex, a Bulbapedia project that aims to write comprehensive articles on all items.