Duosion

Duosion is a Psychic type Pokémon introduced in Generation 5. It is known as the Mitosis Pokémon.

Pokédex data

National № 578
Type Psychic
Species Mitosis Pokémon
Height 0.6 m (2′00″)
Weight 8.0 kg (17.6 lbs)
Abilities 1. Overcoat
2. Magic Guard
Regenerator (hidden ability)
Local № 084 (Black/White)
140 (Black 2/White 2)
116 (X/Y — Coastal Kalos)
271 (Sword/Shield)
055 (The Crown Tundra)

Training

EV yield 2 Special Attack
Catch rate 100 (13.1% with PokéBall, full HP)
Base Friendship 50 (normal)
Base Exp. 130
Growth Rate Medium Slow

Breeding

Egg Groups Amorphous
Gender 50% male, 50% female
Egg cycles 20 (4,884–5,140 steps)

Base stats

HP 65
240 334
Attack 40
76 196
Defense 50
94 218
Sp. Atk 125
229 383
Sp. Def 60
112 240
Speed 30
58 174
Total 370 Min Max

The ranges shown on the right are for a level 100 Pokémon. Maximum values are based on a beneficial nature, 252 EVs, 31 IVs; minimum values are based on a hindering nature, 0 EVs, 0 IVs.

Type defenses

The effectiveness of each type on Duosion.

Evolution chart

(Level 32) (Level 41)

Duosion changes

Pokédex entries

Black Since they have two divided brains, at times they suddenly try to take two different actions at once.
White When their brains, now divided in two, are thinking the same thoughts, these Pokémon exhibit their maximum power.
Black 2
White 2
When their two divided brains think the same thoughts, their psychic power is maximized.
X
Omega Ruby
Since they have two divided brains, at times they suddenly try to take two different actions at once.
Y
Alpha Sapphire
When their two divided brains think the same thoughts, their psychic power is maximized.
Sword Its psychic power can supposedly cover a range of more than half a mile—but only if its two brains can agree with each other.
Shield Its brain has split into two, and the two halves rarely think alike. Its actions are utterly unpredictable.

Moves learned by Duosion

Moves learnt by level up

Duosion learns the following moves in Pokémon Sword & Shield at the levels specified.

Lv.
Move
Type
Cat.
Power
Acc.
1ConfusionPsychicSpecial 50 100
1EndeavorNormalPhysical 100
1ProtectNormalStatus
1RecoverNormalStatus
12PsybeamPsychicSpecial 65 100
16CharmFairyStatus 100
20PsyshockPsychicSpecial 80 100
24Light ScreenPsychicStatus
24ReflectPsychicStatus
28Ally SwitchPsychicStatus
35Pain SplitNormalStatus
40PsychicPsychicSpecial 90 100
46Skill SwapPsychicStatus
52Future SightPsychicSpecial 120 100
58Wonder RoomPsychicStatus

Egg moves

Duosion learns the following moves via breeding in Pokémon Sword & Shield. Details and compatible parents can be found on the Duosion egg moves page.

Move
Type
Cat.
Power
Acc.
Acid ArmorPoisonStatus
AstonishGhostPhysical 30 100
Confuse RayGhostStatus 100

Move Tutor moves

Duosion can be taught these attacks in Pokémon Sword & Shield from move tutors (details):

Move
Type
Cat.
Power
Acc.
Expanding ForcePsychicSpecial 80 100
Steel RollerSteelPhysical 130 100

Moves learnt by TM

Duosion is compatible with these Technical Machines in Pokémon Sword & Shield:

Moves learnt by TR

Duosion is compatible with these Technical Records in Pokémon Sword & Shield:

Moves learnt by level up

Duosion learns the following moves in Pokémon Ultra Sun & Ultra Moon at the levels specified.

Lv.
Move
Type
Cat.
Power
Acc.
1PsywavePsychicSpecial 100
1ReflectPsychicStatus
1RolloutRockPhysical 30 90
1SnatchDarkStatus
3ReflectPsychicStatus
7RolloutRockPhysical 30 90
10SnatchDarkStatus
14Hidden PowerNormalSpecial 60 100
16Light ScreenPsychicStatus
19CharmFairyStatus 100
24RecoverNormalStatus
25PsyshockPsychicSpecial 80 100
28EndeavorNormalPhysical 100
31Future SightPsychicSpecial 120 100
34Pain SplitNormalStatus
39PsychicPsychicSpecial 90 100
43Skill SwapPsychicStatus
50Heal BlockPsychicStatus 100
53Wonder RoomPsychicStatus

Egg moves

Duosion learns the following moves via breeding in Pokémon Ultra Sun & Ultra Moon. Details and compatible parents can be found on the Duosion egg moves page.

Move
Type
Cat.
Power
Acc.
Acid ArmorPoisonStatus
AstonishGhostPhysical 30 100
Confuse RayGhostStatus 100
Helping HandNormalStatus
ImprisonPsychicStatus
Night ShadeGhostSpecial 100
Secret PowerNormalPhysical 70 100
TrickPsychicStatus 100

Move Tutor moves

Duosion can be taught these attacks in Pokémon Ultra Sun & Ultra Moon from move tutors (details):

Moves learnt by TM

Duosion is compatible with these Technical Machines in Pokémon Ultra Sun & Ultra Moon:

Transfer-only moves

Duosion can only learn these moves in previous generations. It must be taught the moves in the appropriate game and then transferred to Pokémon Ultra Sun & Ultra Moon.

Move
Type
Cat.
Power
Acc.
Method
FlashNormalStatus 100 Generation 6 — TM

Duosion sprites

Type Generation 5 Generation 6 Generation 7 Generation 8
Normal Duosion  sprite from Black & White Duosion  sprite from X & Y Duosion  sprite from Sword & Shield
Shiny Duosion Shiny sprite from Black & White Duosion Shiny sprite from X & Y

Where to find Duosion

Black Trade/migrate from another game
White Route 9
Black 2 Trade/migrate from another game
White 2 Route 9, Strange House
X
Y
Evolve Solosis
Omega Ruby
Alpha Sapphire
Trade/migrate from another game
Sun
Moon
Route 16
Ultra Sun
Ultra Moon
Trade/migrate from another game
Let's Go Pikachu
Let's Go Eevee
Not available in this game
Sword Location data not yet available
Shield Dusty Bowl, Slippery Slope, Frostpoint Field

Other languages

English, Spanish, Italian Duosion
Japanese ダブラン (Doublan)
German Mitodos
French Méios

Name origin

duo
double; two
fusion
come together