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Bag Blastoisinite Sprite.png
Pokémon Global Link artwork
Introduced in Generation VI
Generation VI Bag Items pocket icon.png Items
Generation VII Bag Items pocket icon.png Items
Power 80

The Blastoisinite (Japanese: カメックスナイト Kamexnite) is a type of held item introduced in Generation VI. It is the Mega Stone that allows Blastoise to Mega Evolve into Mega Blastoise.

In the core series games


Games Cost Sell price
XY $10,000-1,000,000 N/A


In battle

If held by a Blastoise (or is present in the player's Bag)PE, allows it to Mega Evolve into Mega Blastoise 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 Blastoise a Blastoisinite or remove a Blastoisinite from Blastoise.

Outside of battle

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


Games Description
XY One variety of the mysterious Mega Stones. Have Blastoise hold it, and this stone will enable it to Mega Evolve during battle.
One of a variety of mysterious Mega Stones. Have Blastoise hold it, and this stone will enable it to Mega Evolve during battle.
PE One of a variety of mysterious Mega Stones. This stone will enable Blastoise to Mega Evolve during battle.


Games Finite methods Repeatable methods
XY Sycamore Pokémon Lab (if Squirtle is chosen)
Stone Emporium (if Squirtle is not chosen)
ORAS S.S. Tidal
SMUSUM Battle Tree (from Red after defeating him in a Single ChallengeSM, or him or Blue in any ChallengeUSUM)
PE Professor Oak's Laboratory (from Blue after earning seven Badges)


As a held item
Games Event Language/Region Distribution period
ORAS 2016 World Championships Squirtle United States August 19 to 21, 2016
XYORAS Pokémon Lab Kanto Squirtle Japanese July 8 to November 30, 2015
Pokémon Scrap 2016 Blastoise Japanese April 28 to August 31, 2016

In spin-off games

Pokémon Shuffle

In Pokémon Shuffle, the Blastoisinite allows the player to Mega Evolve Blastoise.

The player can obtain the Blastoisinite by completing Mission Card 12.

The Blastoisinite was also available as a prize during the Mega Blastoise Competitive Stage. This Competitive Stage ran on the Nintendo 3DS version from April 6 to 12, 2015 and June 15 to 22, 2015. It ran on the Pokémon Shuffle Mobile from February 9 to February 15, 2016.

The Blastoisinite enables the following Mega Evolutions:

Stone Pokémon Type Effect Gauge Max Mega Speedups
Blastoisinite Blastoise Blastoise Mega Blastoise Water Erases all Pokémon within two spaces of the match.
If more icons of this Pokémon are adjacent to the match, then for each additional icon, one more Pokémon is erased in that direction.
12 4

In the anime

A Blastoisinite in the anime

Main series

A Blastoisinite belonging to Siebold appeared in Mega Evolution Special I, where it was revealed during his battle with Alain. The Blastoisinite is worn around Blastoise's head.

A Blastoisinite in Pokémon Evolutions

Pokémon Evolutions

A Blastoisinite appeared in The Discovery, under Green's possession. She used it to Mega Evolve her Blastoise during her battle with Elaine.

In the manga

Pokémon Adventures

Omega Ruby & Alpha Sapphire arc

Green obtained a Blastoisinite sometime prior to PS607, and uses it to Mega Evolve Blasty.

In other languages

Language Title
Chinese Cantonese 水箭龜進化石 Séuijingwāi Jeunfa Sehk
Mandarin 水箭龜進化石 / 水箭龟进化石 Shuǐjiànguī Jìnhuà Shí
France Flag.png French Tortankite
Germany Flag.png German Turtoknit
Italy Flag.png Italian Blastoisite
South Korea Flag.png Korean 거북왕나이트 Geobugwangnite
Spain Flag.png Spanish Blastoisita

External links

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