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#10042aerodactyl-mega
#10044mewtwo-mega-y
mewtwo-mega-x

On this page

  1. 01Biology & Appearance
  2. 02Behaviour & Habitat
  3. 03Evolution & Mega Evolution
  4. 04Name Origin & Design
  5. 05Breeding & Gender
  6. 06Competitive Guide
  7. 07Cultural Impact
  8. 08Where to Find Mewtwo-mega-x

mewtwo-mega-x #10043

Psychic
Fighting

Type Matchups

Weak to (2x damage):

Flying
Fairy
Ghost

Resistant to (½x damage):

Rock
Fighting

mewtwo-mega-x

Legendary

Generation I · #10043 — Genetic Pokémon

Mewtwo Mega X is the more aggressive and physically-oriented Mega Evolution form of Mewtwo, the legendary Genetic Pokémon introduced in Generation I. This form is accessed when Mewtwo holds the Mewtwonite X and Mega Evolves during battle. Standing at an imposing 2.3 meters tall and weighing 127.0 kilograms, Mega Mewtwo X represents a dramatic shift from its base form's balanced stats toward raw physical combat prowess. With a total base stat of 780, a significant increase from Mewtwo's standard 680, this form redistributes Mewtwo's legendary power into a fighter's frame, gaining the Fighting-type alongside its native Psychic-type to create a unique dual-typing found nowhere else among Mewtwo's forms. As a legendary Pokémon with a catch rate of only 3, Mewtwo remains one of the rarest and most sought-after creatures in the Pokémon world.

Base Stats

HP106
Attack190
Defense100
Sp. Atk154
Sp. Def100
Speed130
Total780
Height

2.3m

Weight

127.0kg

Category

Genetic Pokémon

Gender

Genderless

Color

purple

Shape

upright

Habitat

rare

Abilities
Steadfast

Raises Speed one stage upon flinching.

Mewtwo-mega-x Biology & Physical Characteristics

Mega Mewtwo X undergoes a dramatic biological transformation upon Mega Evolution, retaining its origin as a genetically engineered clone of Mew but manifesting physical characteristics that emphasize combat capability. The base form maintains 106 HP and 130 Speed stats, but the Mega Evolution channels its power differently—Attack surges from 110 to an extraordinary 190, a 72.7 percent increase that ranks among the highest physical attack stats of any Pokémon. Its Defense similarly strengthens from 90 to 100, providing better protection for its augmented physical form, while Special Attack remains at 154 and Special Defense rises to 100. This genetic reconstruction creates a creature far removed from its genetic template, Mew, in size and composition if not in fundamental DNA structure. The Pokédex notes that despite the scientific power of humans creating Mewtwo's body through horrific gene splicing and DNA engineering experiments, they failed to endow it with a compassionate heart—a truth that remains evident even in this enhanced form.

Pokedex Numbers

national#150
kanto#150
original johto#249
updated johto#254
conquest gallery#196
kalos mountain#151
letsgo kanto#150
lumiose city#232

Training

EV Yield3 Sp. Atk
Catch Rate3
Base Happiness0
Base Exp.351
Growth Rateslow

Breeding

Egg Groupsno eggs
GenderGenderless
Egg Cycles120 (30855 steps)

Mewtwo-mega-x Breeding, Gender Ratio & Egg Groups

Mewtwo, including its Mega X form, is classified as a genderless Pokémon with no possibility of breeding, placed in the 'No Eggs' egg group alongside other legendary and mythical creatures. This breeding classification reflects the artificial nature of its creation—as a genetically engineered clone, Mewtwo was never born through natural reproduction and possesses no biological sex characteristics. The species has a hatch counter of 120 cycles despite being unobtainable through normal breeding methods, a nostalgic reference to Pokémon mechanics while maintaining its legendary status. Base happiness is set to 0, the lowest possible value, emphasizing Mewtwo's emotionally distant and battle-focused nature born from its creation in a laboratory rather than through natural biological processes. With a slow growth rate characteristic of legendary Pokémon, Mewtwo requires significantly more experience points to level up than standard species, reflecting its elite status and the expectation that trainers obtain it as a high-level catch rather than a creature to raise from early levels.

Sprites

mewtwo-mega-x Front
Front
mewtwo-mega-x Shiny Front
Shiny Front
mewtwo-mega-x Home
Home
mewtwo-mega-x Home Shiny
Home Shiny
mewtwo-mega-x Showdown
Showdown
mewtwo-mega-x Showdown Shiny
Showdown Shiny

TMs & HMs

tm01

platinum

tm01

emerald

tm01

diamond pearl

tm01

firered leafgreen

tm01

ruby sapphire

tm01

xd

tm01

colosseum

tm01

heartgold soulsilver

tm01

lets go pikachu lets go eevee

tm02

crystal

tm02

gold silver

tm02

lets go pikachu lets go eevee

tm02

sword shield

tm03

ruby sapphire

tm03

platinum

tm03

firered leafgreen

tm03

heartgold soulsilver

tm03

diamond pearl

tm03

emerald

tm03

xd

+980 more TMs/HMs

Mewtwo-mega-x Evolution, Mega Evolution & Special Forms

Mewtwo is unique among legendary Pokémon in that it cannot evolve in the traditional sense; instead, it possesses the ability to Mega Evolve into two distinct forms that represent different battle philosophies. Mega Mewtwo X, activated by holding the Mewtwonite X stone, transforms Mewtwo into a powerhouse focused on physical attacks and direct combat, adding the Fighting-type to its Psychic classification. This form gained prominence in Generation VI when Mega Evolution was introduced, offering trainers a choice between two radically different tactical approaches. The competing Mega Mewtwo Y takes the opposite approach, increasing Special Attack and Speed while maintaining the pure Psychic-type, making Mega Mewtwo X the clear choice for trainers seeking to exploit physical move pools and Close Combat coverage. The resource cost of Mega Evolution in battle—typically restricting a trainer to one Mega Evolution per battle—makes the choice between these two forms a critical strategic decision that can determine the outcome of competitive encounters.

Where to Find

Location data not available for this Pokémon in the database.

Mewtwo-mega-x Behaviour and Natural Habitat

Mewtwo, even in its Mega X form, is described as a solitary and introspective Pokémon that typically remains motionless to conserve energy, preparing to unleash its full power in battle. The base form's Pokédex entries indicate that Mewtwo usually rests quietly in undiscovered caves, existing solely for the purpose of battling, and this tendency does not change with Mega Evolution. In its Mega X form, this behavioral pattern intensifies—the augmented physical capabilities seem to amplify its battle-focused nature, making it an even more dangerous opponent when finally roused to combat. The creature's genderless nature and complete lack of base friendship reflect its artificial origins and lack of natural social bonds. As a legendary Pokémon dwelling in the unexplored depths of the world, encounters with Mewtwo Mega X remain exceedingly rare, with most knowledge of its behavior derived from the rare individuals who have witnessed it in battle.

Pokedex Entries

Generation I

redblue

It was created by a scientist after years of horrific gene splicing and DNA engineering experiments.

yellow

Its DNA is almost the same as MEW's. However, its size and disposition are vastly dif­ ferent.

Generation II

gold

Because its battle abilities were raised to the ultimate level, it thinks only of de­ feating its foes.

silver

It usually remains motionless to con­ serve energy, so that it may un­ leash its full power in battle.

crystal

Said to rest qui­ etly in an undiscovered cave, this POKéMON was created solely for battling.

Generation III

rubysapphire

MEWTWO is a POKéMON that was created by genetic manipulation. However, even though the scientific power of humans created this POKéMON’s body, they failed to endow MEWTWO with a compassionate heart.

emerald

A POKéMON that was created by genetic manipulation. However, even though the scientific power of humans made its body, they failed to give it a warm heart.

firered

A POKéMON whose genetic code was repeatedly recombined for research. It turned vicious as a result.

leafgreen

It was created by a scientist after years of horrific gene-splicing and DNA- engineering experiments.

Generation IV

diamondpearlplatinum

A Pokémon created by recombining MEW’s genes. It’s said to have the most savage heart among Pokémon.

heartgold

Because its battle abilities were raised to the ultimate level, it thinks only of defeating its foes.

soulsilver

It usually remains motionless to conserve energy, so that it may unleash its full power in battle.

Generation V

blackwhite

A Pokémon created by recombining Mew’s genes. It’s said to have the most savage heart among Pokémon.

black 2white 2

A Pokémon created by recombining Mew’s genes. It’s said to have the most savage heart among Pokémon.

Generation VI

x

It was created by a scientist after years of horrific gene-splicing and DNA-engineering experiments.

y

A Pokémon created by recombining Mew’s genes. It’s said to have the most savage heart among Pokémon.

omega ruby

Mewtwo is a Pokémon that was created by genetic manipulation. However, even though the scientific power of humans created this Pokémon’s body, they failed to endow Mewtwo with a compassionate heart.

alpha sapphire

Mewtwo is a Pokémon that was created by genetic manipulation. However, even though the scientific power of humans created this Pokémon’s body, they failed to endow Mewtwo with a compassionate heart.

Generation VII

lets go pikachulets go eevee

Its DNA is almost the same as Mew’s. However, its size and disposition are vastly different.

Mewtwo-mega-x Name Origin & Design Inspiration

The design philosophy behind Mega Mewtwo X emphasizes physical musculature and combat prowess, departing from Mewtwo's sleek, psychically-attuned base form. The form features a more robust, battle-ready physique with enhanced musculature that evokes the Fighting-type it gains upon Mega Evolution. The artistic direction suggests a creature optimized for close-quarters combat, with a body language that conveys aggressive intent and physical power rather than the ethereal grace of its counterpart Mega Mewtwo Y. The name 'Mewtwo' derives from 'Mew,' the legendary progenitor Pokémon whose genetics formed the basis for Mewtwo's creation, with the 'two' denoting its status as a second iteration or clone. The 'X' designation for this Mega Form follows the scientific nomenclature already present in Mewtwo's species naming, fitting naturally into the legendary creature's artificially-constructed identity. In Japanese, Mewtwo is known as ミュウツー (Myūtsu), maintaining consistent transliteration across all forms and regions.

Learnable Moves

Mewtwo-mega-x can learn 115 moves:

Move
Type
Cat.
Power
Acc.
PP
aerial aceflying
Physical
60—20
agilitypsychic
Status
——30
amnesiapsychic
Status
——20
aqua tailwater
Physical
909010
aura spherefighting
Special
80—20
barrierpsychic
Status
——20
blizzardice
Special
110705
brick breakfighting
Physical
7510015
brutal swingdark
Physical
6010020
bulk upfighting
Status
——20
bulldozeground
Physical
6010020
calm mindpsychic
Status
——20
charge beamelectric
Special
509010
confidenormal
Status
——20
confuse rayghost
Status
—10010
confusionpsychic
Special
5010025
disablenormal
Status
—10020
divewater
Physical
8010010
double teamnormal
Status
——15
drain punchfighting
Physical
7510010
dream eaterpsychic
Special
10010015
earthquakeground
Physical
10010010
embargodark
Status
—10015
energy ballgrass
Special
9010010
facadenormal
Physical
7010020
fire blastfire
Special
110855
fire punchfire
Physical
7510015
flamethrowerfire
Special
9010015
flashnormal
Status
—10020
flingdark
Physical
—10010
focus blastfighting
Special
120705
focus punchfighting
Physical
15010020
foul playdark
Physical
9510015
frustrationnormal
Physical
—10020
future sightpsychic
Special
12010010
giga impactnormal
Physical
150905
grass knotgrass
Special
—10020
gravitypsychic
Status
——5
guard swappsychic
Status
——10
hailice
Status
——10
headbuttnormal
Physical
7010015
hidden powernormal
Special
6010015
hyper beamnormal
Special
150905
ice beamice
Special
9010010
ice punchice
Physical
7510015
icy windice
Special
559515
incineratefire
Special
6010015
iron tailsteel
Physical
1007515
laser focusnormal
Status
——30
light screenpsychic
Status
——30
low kickfighting
Physical
—10020
low sweepfighting
Physical
6510020
magic coatpsychic
Status
——15
magic roompsychic
Status
——10
me firstnormal
Status
——20
miracle eyepsychic
Status
——40
mistice
Status
——30
pay daynormal
Physical
4010020
poison jabpoison
Physical
8010020
power swappsychic
Status
——10
power up punchfighting
Physical
4010020
protectnormal
Status
——10
psybeampsychic
Special
6510020
psych upnormal
Status
——10
psychicpsychic
Special
9010010
psycho cutpsychic
Physical
7010020
psyshockpsychic
Special
8010010
psystrikepsychic
Special
10010010
psywavepsychic
Special
—10015
rain dancewater
Status
——5
recovernormal
Status
——5
recyclenormal
Status
——10
reflectpsychic
Status
——20
restpsychic
Status
——5
returnnormal
Physical
—10020
rock sliderock
Physical
759010
rock smashfighting
Physical
4010015
rock tombrock
Physical
609515
role playpsychic
Status
——10
roundnormal
Special
6010015
safeguardnormal
Status
——25
sandstormrock
Status
——10
secret powernormal
Physical
7010020
seismic tossfighting
Physical
—10020
self destructnormal
Physical
2001005
shadow ballghost
Special
8010015
shock waveelectric
Special
60—20
signal beambug
Special
7510015
skill swappsychic
Status
——10
sleep talknormal
Status
——10
snatchdark
Status
——10
snorenormal
Special
5010015
solar beamgrass
Special
12010010
stone edgerock
Physical
100805
strengthnormal
Physical
8010015
substitutenormal
Status
——10
sunny dayfire
Status
——5
swaggernormal
Status
—8515
swiftnormal
Special
60—20
tauntdark
Status
—10020
telekinesispsychic
Status
——15
teleportpsychic
Status
——20
thunderelectric
Special
1107010
thunder punchelectric
Physical
7510015
thunder waveelectric
Status
—9020
thunderboltelectric
Special
9010015
tormentdark
Status
—10015
toxicpoison
Status
—9010
tri attacknormal
Special
8010010
trickpsychic
Status
—10010
trick roompsychic
Status
——5
water pulsewater
Special
6010020
will o wispfire
Status
—8515
wonder roompsychic
Status
——10
zen headbuttpsychic
Physical
809015

Mewtwo-mega-x Competitive Battle Guide

Mega Mewtwo X stands as one of the most formidable physical sweepers in competitive Pokémon battling, leveraging its incredible 190 Attack stat combined with access to powerful physical moves and the Fighting-type. With a base Speed of 130, it hits before most opponents and can deal devastating damage with moves like Close Combat, which benefits from its new Fighting-type STAB (Same Type Attack Bonus). The addition of the Fighting-type grants crucial coverage against Dark and Rock-type Pokémon while losing some of Psychic's resistances but gaining resistance to Dark and Rock moves. Its ability Steadfast prevents it from flinching and raises Speed by one stage whenever it would flinch, adding a potential offensive momentum builder that other physical attackers lack. The form's bulk, while not exceptional, remains respectable with 100 Defense and 100 Special Defense after Mega Evolution, allowing it to survive priority moves and defensive pivots. In competitive formats, trainers must carefully consider whether the raw physical power of Mega Mewtwo X outweighs the Special Attack focus and superior Speed of Mega Mewtwo Y, as the choice fundamentally determines their battle strategy and movepool optimization.

Commonly Asked Questions About Mewtwo-mega-x

What type is Mewtwo-mega-x?

Mewtwo-mega-x is a psychic and fighting type Pokemon.

What does Mewtwo-mega-x evolve into?

Mewtwo-mega-x does not evolve.

What are Mewtwo-mega-x's weaknesses?

Mewtwo-mega-x is weak to flying, fairy and ghost type moves.

Mewtwo-mega-x Cultural Impact & Franchise History

Mewtwo represents one of the most iconic legendary Pokémon in the franchise's entire history, serving as the climactic antagonist in the first Pokémon film and spawning multiple appearances across anime films and adaptations. Its Mega Evolution forms, particularly Mega Mewtwo X, have featured prominently in competitive battle formats and official tournaments since Generation VI's introduction of Mega Evolution mechanics. The creature's status as a genetically engineered clone of Mew established it as a philosophical foil to its genetic template, raising thematic questions about the nature of creation, artificial life, and the pursuit of power that resonate throughout Pokémon media. Mega Mewtwo X's design has become synonymous with the Fighting-type's aggressive aesthetic in the competitive scene, making it a recognizable symbol of physical strength among Pokémon enthusiasts. In the trading card game, Mewtwo and its Mega Evolutions have received numerous printings and special artwork treatments, cementing its status as a flagship legendary worthy of consistent merchandising and reprinting across multiple card generations.

Where to Find Mewtwo-mega-x in Every Pokémon Game

Mewtwo Mega X form is accessible exclusively through Mega Evolution in battle, requiring trainers first to obtain a standard Mewtwo and subsequently acquire the Mewtwonite X stone required for transformation. In the core series games, Mewtwo appears as a post-game encounter in Generation I's Red, Blue, and Yellow versions within Cerulean Cave, then reappears in subsequent generations including FireRed/LeafGreen, HeartGold/SoulSilver, and X/Y where it appears in the Mountain Kalos Pokédex. The Mewtwonite X stone became available in Generation VI (X/Y versions) and has appeared in subsequent generations through various methods including Mega Stone distributions and purchasable items in Pokémon Centers. Event distributions and special research tasks in Pokémon GO have periodically offered trainers the opportunity to encounter Mewtwo outside of traditional single-player campaigns. The catch rate of 3 makes Mewtwo notoriously difficult to capture, requiring full health Pokémon and typically multiple attempts or specific strategies to secure the legendary creature. Competitive players often obtain Mewtwo through in-game story progression before the post-game, allowing them access to Mega Evolution opportunities during official tournament formats that permit its use.