What does Mareanie evolve into?

Get Mareanie to Toxapex at level 38. At 305 BST, Mareanie is just the starting point.

At what level does Mareanie evolve?

Level 38 gets you Toxapex . Not the fastest evolution, so consider Exp. Share or route grinding to speed it up.

Should I use Mareanie?

In Sword & Shield, Mareanie does the job early-game if you need a Poison/Water type on your team. Evolve it into Toxapex before the later gyms and it holds up fine through the story.

Where can you catch Mareanie?

You can find Mareanie in Sword & Shield. The Locations section has the full breakdown of routes and encounter details. It also appears in 4 other games across the series.

Mareanie - Weakness, Evolution, Moveset, EVs & Stats

Special

Balanced

DTier

45Speed · Slow

Stats & Training

Mareanie's stats barely vary. None sit in respectable range with no real gaps. It's a blank slate for EV investment. Worth 1 Defense EV, medium-fast 1M XP curve to max.

Base Stats

Avg

HP50

Attack53

Defense62

Sp. Atk43

Sp. Def52

Speed45

Total305

Details

Catch Rate

Easy190 / 255

Growth Rate

Medium Fast1M XP

Height0.4 m

Weight8.0 kg

Base XP61

Abilities

Merciless

This Pokémon's moves critical hit against poisoned targets.

Limber

Prevents paralysis.

RegeneratorHATop Pick

Heals for 1/3 max HP upon switching out.

EV Yield

HPAtkDef+1SpASpDSpe

Defense training source

Pokedex Entries

The first symptom of its sting is numbness. The next is an itching sensation so intense that it’s impossible to resist the urge to claw at your skin.

Mareanie Weakness

Mareanie's Poison/Water typing leaves it vulnerable to Electric, Ground, and Psychic. 8 resistances give it solid defensive coverage on top of that.

Mareanie Weakness and Resistance Chart
Damage	Types
2x (Weak)	Electric, Ground, Psychic
0.5x (Resist)	Fire, Water, Ice, Fighting, Poison, Bug, Steel, Fairy

Type ChartGood

3Weak

8Resist

0Immune

Score+2

4xCritical

None

2xWeak

Electric Ground Psychic

½xResist

Fire Water Ice Fighting Poison Bug Steel Fairy

¼xResist

None

0xImmune

None

STAB (5)

Grass Fairy Fire Ground Rock

How to Beat Mareanie in Sword & Shield (Best Counters)

Hippowdon Ground	A
Available Moves Moves EarthquakeLv. 44 DigTM15 Thunder FangLv. 1 BulldozeTM81 Damage vs Mareanie Earthquake 2x 142-168%KO Dig 2x 114-135%KO Thunder Fang 2x 62-74% Bulldoze 2x 86-103%KO View Hippowdon builds →
Gastrodon WaterGround	B
Available Moves Moves Earth PowerLv. 39 DigTM15 BulldozeTM81 Mud ShotTM53 Damage vs Mareanie Earth Power 2x 123-146%KO Dig 2x 89-105%KO Bulldoze 2x 68-81% Mud Shot 2x 77-92% View Gastrodon builds →
Seismitoad WaterGround	C
Available Moves Moves DigTM15 BulldozeTM81 Mud ShotTM53 Damage vs Mareanie Dig 2x 101-119%KO Bulldoze 2x 76-89% Mud Shot 2x 73-86% View Seismitoad builds →
Quagsire WaterGround	C
Available Moves Moves DigTM15 BulldozeTM81 Mud ShotTM53 Damage vs Mareanie Dig 2x 92-108%KO Bulldoze 2x 71-84% Mud Shot 2x 59-70% View Quagsire builds →
Sandaconda Ground	C
Available Moves Moves DigTM15 BulldozeTM81 Mud ShotTM53 Sand TombTM49 Damage vs Mareanie Dig 2x 110-130%KO Bulldoze 2x 82-97% Mud Shot 2x 59-70% Sand Tomb 2x 50-59% View Sandaconda builds →

Sword & Shield Evolution

Mareanie evolves into Toxapex. It's a two-stage chain with the method shown below. Plenty of partners for breeding via one egg group. Eggs are average hatch time. The evolved forms gain up to 190 total stats over Mareanie. View every chain in the Evolution Chart.

How to Evolve

2 Forms

#747Mareanie

Level 38

#748Toxapex

Stat Comparison 2 Stages

Mareanie

PoisonWater

Toxapex

PoisonWater

ATK

63+10

DEF

152+90

SP.ATK

53+10

SP.DEF

142+90

SPE

35-10

BST

305B-Tier

495B-Tier+190

ROLE

Balanced

TYPE

Utility

Breeding

Very Easy

Breed Mareanie easily with 81 breeding partners from the Water1 egg group. Pass egg moves like Haze, Infestation, Spit Up and 2 more to offspring.

Egg Groups

Water1

Gender

♂50.0%♀50.0%

Hatch Time

20 cycles·5,140 steps

Quick~5 min with Flame Body

Egg Moves

5moves

Breed With (best first)

Sword & Shield Mareanie Best Moveset

utility options is what separates a good sweep from a wasted boost. After Iron Defense, Mareanie threatens a wide range with spread EVs and Eviolite backing every hit.

Best Build

Experimental

Bulky Support

Ability

Regenerator

Item

EvioliteBULK

Best Nature for Mareanie

Modest+SPA

Mareanie best EVs are HP and Sp. Atk

EVs

Def

SpA

SpD

Bulky Support Moveset

Sludge BombSTAB
Iron Defense
SurfSTAB
HazeUtility

Recommended Teammates

CharmanderGood

BulbasaurGood

AronGood

Moves

You'll want to breed for Haze and Infestation on Mareanie. These egg moves aren't just nice to have. Combined with STAB from Gunk Shot and Hydro Pump, they expand what Mareanie can actually threaten in practice.

Level-Up Moves

Lv 1

Peck

—3510035Flying

Lv 1

Poison Sting

—1510035Poison

Lv 5

Wide Guard+3

C——10Rock

Lv 10

Bite

D6010025Dark

Lv 15

Venoshock

D6510010Poison

Lv 20

Recover

A——10Normal

Lv 25

Pin Missile

D259520Bug

Lv 30

Toxic Spikes

C——20Poison

Lv 35

Liquidation

C8510010Water

Lv 40

Venom Drench

——10020Poison

Lv 45

Poison Jab

C8010020Poison

Lv 50

Toxic

C—9010Poison

TM Moves

TM31

Attract

C—10015Normal

TR06

Blizzard

D110705Ice

TM55

Brine

D6510010Water

TR26

Endure+4

C——10Normal

TM39

Facade

D7010020Normal

TR73

Gunk Shot

C120805Poison

TM35

Hail

C——10Ice

TR03

Hydro Pump

D110805Water

TR05

Ice Beam

D9010010Ice

TM27

Icy Wind

D559515Ice

TR46

Iron Defense

S——15Steel

TR98

Liquidation

C8510010Water

TM53

Mud Shot

D559515Ground

TR45

Muddy Water

D908510Water

TM57

Payback

D5010010Dark

TM07

Pin Missile

D259520Bug

TR57

Poison Jab

C8010020Poison

TM25

Protect+4

C——10Normal

TM33

Rain Dance

C——5Water

TM21

Rest

C——10Psychic

TM76

Round

D6010015Normal

TM19

Safeguard

C——25Normal

TR84

Scald

A8010015Water

TR27

Sleep Talk

C——10Normal

TR22

Sludge Bomb

S9010010Poison

TR78

Sludge Wave

C9510010Poison

TM24

Snore

—5010015Normal

TR20

Substitute

C——10Normal

TR04

Surf

S9010015Water

TR54

Toxic Spikes

C——20Poison

TR91

Venom Drench

——10020Poison

TM74

Venoshock

D6510010Poison

Egg Moves

Egg

Haze

S——30Ice

Egg

Infestation

D2010020Bug

Egg

Spit Up

D—10010Normal

Egg

Stockpile

D——20Normal

Egg

Swallow

D——10Normal

Tutor Moves

Mareanie can't learn any Tutor moves

Sword & Shield Mareanie Locations

Mareanie is available from mid-game routes onward at high spawn rates. 43 encounter spots give you plenty of options. Grab one early and it'll be ready to evolve or train by mid-game.

Best Locations to Catch Mareanie in Sword & Shield

Mareanie's encounter pool splits between Sword and Shield. You've got 43 walking and fishing spots at Lv. 16-44 total, but your version determines which ones actually show up.

Giant's Mirror

SwordSuper Rod Lv.26-28

35%Mid

Giant's Mirror

ShieldSuper Rod Lv.26-28

35%Mid

Motostoke Riverbank

SwordOverworld Lv.26-28

25%Mid

Thunderstorm

Loop Lagoon

ShieldOverworld Lv.16-21

16%Mid

Normal Weather

Loop Lagoon

SwordOverworld Lv.16-21

16%Mid

Normal Weather

Loop Lagoon

ShieldOverworld Lv.16-21

16%Mid

Snowstorm

Loop Lagoon

SwordOverworld Lv.16-21

16%Mid

Snowstorm

Loop Lagoon

ShieldOverworld Lv.16-21

16%Mid

Thunderstorm

Loop Lagoon

SwordOverworld Lv.16-21

16%Mid

Thunderstorm

Loop Lagoon

ShieldOverworld Lv.16-21

16%Mid

Intense Sun

Loop Lagoon

SwordOverworld Lv.16-21

16%Mid

Intense Sun

Loop Lagoon

ShieldOverworld Lv.16-21

16%Mid

Snowing

Loop Lagoon

SwordOverworld Lv.16-21

16%Mid

Snowing

Loop Lagoon

ShieldOverworld Lv.16-21

16%Mid

Sandstorm

Loop Lagoon

SwordOverworld Lv.16-21

16%Mid

Sandstorm

Loop Lagoon

ShieldOverworld Lv.16-21

16%Mid

Raining

Loop Lagoon

SwordOverworld Lv.16-21

16%Mid

Raining

Loop Lagoon

ShieldOverworld Lv.16-21

16%Mid

Heavy Fog

Loop Lagoon

SwordOverworld Lv.16-21

16%Mid

Heavy Fog

Loop Lagoon

ShieldOverworld Lv.16-21

16%Mid

Overcast

Loop Lagoon

SwordOverworld Lv.16-21

16%Mid

Overcast

Motostoke Riverbank

ShieldSuper Rod Lv.26-28

5%Mid

Motostoke Riverbank

SwordSuper Rod Lv.26-28

5%Mid

Route 9

SwordOverworld Lv.41-44 Route

35%Late

All Weather

Route 9 - in Outer Spikemuth

SwordOverworld Lv.40-44 Route

24%Late

Snowstorm

Route 9 - in Outer Spikemuth

ShieldOverworld Lv.40-44 Route

24%Late

Snowstorm

Route 9 - in Outer Spikemuth

SwordOverworld Lv.40-44 Route

24%Late

Thunderstorm

Route 9 - in Outer Spikemuth

ShieldOverworld Lv.40-44 Route

24%Late

Thunderstorm

Route 9 - in Outer Spikemuth

SwordOverworld Lv.40-44 Route

24%Late

Intense Sun

Route 9 - in Outer Spikemuth

ShieldOverworld Lv.40-44 Route

24%Late

Intense Sun

Route 9 - in Outer Spikemuth

SwordOverworld Lv.40-44 Route

24%Late

Snowing

Route 9 - in Outer Spikemuth

ShieldOverworld Lv.40-44 Route

24%Late

Snowing

Route 9 - in Outer Spikemuth

SwordOverworld Lv.40-44 Route

24%Late

Sandstorm

Route 9 - in Outer Spikemuth

ShieldOverworld Lv.40-44 Route

24%Late

Sandstorm

Route 9 - in Outer Spikemuth

SwordOverworld Lv.40-44 Route

24%Late

Raining

Route 9 - in Outer Spikemuth

ShieldOverworld Lv.40-44 Route

24%Late

Raining

Route 9 - in Outer Spikemuth

SwordOverworld Lv.40-44 Route

24%Late

Heavy Fog

Route 9 - in Outer Spikemuth

ShieldOverworld Lv.40-44 Route

24%Late

Heavy Fog

Route 9 - in Outer Spikemuth

SwordOverworld Lv.40-44 Route

24%Late

Overcast

Route 9 - in Outer Spikemuth

ShieldOverworld Lv.40-44 Route

24%Late

Overcast

Route 9 - in Outer Spikemuth

SwordOverworld Lv.40-44 Route

24%Late

Normal Weather

Route 9 - in Outer Spikemuth

ShieldOverworld Lv.40-44 Route

24%Late

Normal Weather

Route 9

ShieldOverworld Lv.41-44 Route

5%Late

All Weather

Mareanie Guide

Get Mareanie to Toxapex at level 38. At 305 BST, Mareanie is just the starting point.
Level 38 gets you Toxapex. Not the fastest evolution, so consider Exp. Share or route grinding to speed it up.
In Sword & Shield, Mareanie does the job early-game if you need a Poison/Water type on your team. Evolve it into Toxapex before the later gyms and it holds up fine through the story.
You can find Mareanie in Sword & Shield. The Locations section has the full breakdown of routes and encounter details. It also appears in 4 other games across the series.

Game Availability

Introduced in Sun & Moon, Mareanie has appeared in 5 games across 4 generations. Later debuts mean fewer total appearances, but it's been a consistent presence since its introduction.

Click a game to view version-specific details

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Stunfisk GroundElectric	A
Available Moves Moves Mud ShotLv. 10 Thunder ShockLv. 1 Mud-SlapLv. 1 Damage vs Mareanie Mud Shot 2x 71-86% Thunder Shock 2x 54-64% Mud-Slap 2x 30-38% View Stunfisk builds →
Diggersby NormalGround	B
Available Moves Moves Mud ShotLv. 12 Mud-SlapLv. 1 Damage vs Mareanie Mud Shot 2x 54-64% Mud-Slap 2x 21-27% View Diggersby builds →
Wooper WaterGround	C
Available Move Moves Mud ShotLv. 8 Damage vs Mareanie Mud Shot 2x 39-48% View Wooper builds →
Mudbray Ground	C
Available Moves Moves BulldozeLv. 12 Mud-SlapLv. 1 Damage vs Mareanie Bulldoze 2x 86-102%KO Mud-Slap 2x 21-27% View Mudbray builds →
Palpitoad WaterGround	D
Available Move Moves Mud ShotLv. 12 Damage vs Mareanie Mud Shot 2x 63-75% View Palpitoad builds →

Stunfisk GroundElectric	A
Available Moves Moves Mud ShotTM53 ElectrowebTM82 Thunder ShockLv. 1 Mud-SlapLv. 1 Damage vs Mareanie Mud Shot 2x 69-83% Electroweb 2x 69-83% Thunder Shock 2x 54-65% Mud-Slap 2x 31-37% View Stunfisk builds →
Diggersby NormalGround	B
Available Moves Moves BulldozeLv. 23 Mud ShotTM53 Sand TombTM49 Mud-SlapLv. 1 Damage vs Mareanie Bulldoze 2x 54-65% Mud Shot 2x 51-60% Sand Tomb 2x 34-42% Mud-Slap 2x 23-28% View Diggersby builds →
Wooper WaterGround	C
TM Move Moves Mud ShotTM53 Damage vs Mareanie Mud Shot 2x 34-42% View Wooper builds →
Onix RockGround	C
TM Move Moves Sand TombTM49 Damage vs Mareanie Sand Tomb 2x 31-37% View Onix builds →
Palpitoad WaterGround	D
TM Move Moves Mud ShotTM53 Damage vs Mareanie Mud Shot 2x 62-74% View Palpitoad builds →

Stunfisk GroundElectric	A
Available Moves Moves Mud ShotTM53 ElectrowebTM82 Thunder ShockLv. 1 Mud-SlapLv. 1 Damage vs Mareanie Mud Shot 2x 71-83% Electroweb 2x 71-83% Thunder Shock 2x 53-63% Mud-Slap 2x 28-33% View Stunfisk builds →
Diggersby NormalGround	B
Available Moves Moves BulldozeLv. 23 Mud ShotTM53 Sand TombTM49 Mud-SlapLv. 1 Damage vs Mareanie Bulldoze 2x 53-63% Mud Shot 2x 49-58% Sand Tomb 2x 31-38% Mud-Slap 2x 21-25% View Diggersby builds →
Wooper WaterGround	C
TM Move Moves Mud ShotTM53 Damage vs Mareanie Mud Shot 2x 35-42% View Wooper builds →
Onix RockGround	C
TM Move Moves Sand TombTM49 Damage vs Mareanie Sand Tomb 2x 28-33% View Onix builds →
Palpitoad WaterGround	D
TM Move Moves Mud ShotTM53 Damage vs Mareanie Mud Shot 2x 60-71% View Palpitoad builds →

Hippowdon Ground	A
Available Moves Moves DigTM15 Thunder FangLv. 1 Mud ShotTM53 Sand TombTM49 Damage vs Mareanie Dig 2x 115-135%KO Thunder Fang 2x 63-75% Mud Shot 2x 62-74% Sand Tomb 2x 52-61% View Hippowdon builds →
Excadrill GroundSteel	A
Available Moves Moves DigTM15 Mud ShotTM53 Sand TombTM49 Mud-SlapLv. 1 Damage vs Mareanie Dig 2x 137-161%KO Mud Shot 2x 52-61% Sand Tomb 2x 62-74% Mud-Slap 2x 22-26% View Excadrill builds →
Quagsire WaterGround	C
Available Moves Moves DigTM15 Mud ShotTM53 Damage vs Mareanie Dig 2x 92-110%KO Mud Shot 2x 60-71% View Quagsire builds →
Palpitoad WaterGround	D
TM Move Moves Mud ShotTM53 Damage vs Mareanie Mud Shot 2x 60-71% View Palpitoad builds →
Barboach WaterGround	D
Obtain MethodNorth Lake Miloch Surfing Available Moves Moves EarthquakeLv. 36 Mud ShotTM53 Mud-SlapLv. 1 Damage vs Mareanie Earthquake 2x 76-90% Mud Shot 2x 48-58% Mud-Slap 2x 18-23% View Barboach builds →

Hippowdon Ground	A
Available Moves Moves DigTM15 Thunder FangLv. 1 Mud ShotTM53 Sand TombTM49 Damage vs Mareanie Dig 2x 118-139%KO Thunder Fang 2x 64-76% Mud Shot 2x 63-74% Sand Tomb 2x 55-65% View Hippowdon builds →
Excadrill GroundSteel	A
Available Moves Moves DigTM15 Mud ShotTM53 Sand TombTM49 Mud-SlapLv. 1 Damage vs Mareanie Dig 2x 139-164%KO Mud Shot 2x 53-62% Sand Tomb 2x 63-74% Mud-Slap 2x 21-25% View Excadrill builds →
Quagsire WaterGround	C
Available Moves Moves DigTM15 Mud ShotTM53 Damage vs Mareanie Dig 2x 94-111%KO Mud Shot 2x 63-74% View Quagsire builds →
Palpitoad WaterGround	D
TM Move Moves Mud ShotTM53 Damage vs Mareanie Mud Shot 2x 63-74% View Palpitoad builds →
Barboach WaterGround	D
Obtain MethodNorth Lake Miloch Surfing Available Moves Moves EarthquakeLv. 36 Mud ShotTM53 Mud-SlapLv. 1 Damage vs Mareanie Earthquake 2x 78-93% Mud Shot 2x 49-59% Mud-Slap 2x 21-25% View Barboach builds →

Hatterene PsychicFairy	A
Recommended Build AbilityMagic Bounce ItemLeftovers NatureQuiet Moves Dazzling Gleam Trick Room PsychicSTAB ProtectPriority Damage vs Mareanie Dazzling Gleam 27-32% Psychic 2x 123-145%KO View Hatterene builds →
Regieleki Electric	A
Recommended Build AbilityTransistor ItemMagnet NatureTimid Moves Volt Switch ProtectPriority ElectrowebSTAB ThunderboltSTAB Damage vs Mareanie Volt Switch 2x 71-83% Electroweb 2x 55-65% Thunderbolt 2x 91-107%KO View Regieleki builds →
Garchomp DragonGround	A
Recommended Build AbilityRough Skin ItemLeftovers NatureJolly Moves EarthquakeSTAB Swords Dance Scale Shot Stealth Rock Damage vs Mareanie Earthquake 2x 95-112%KO View Garchomp builds →
Krookodile GroundDark	B
Recommended Build AbilityIntimidate ItemChoice Scarf NatureJolly Moves EarthquakeSTAB Knock Off Stealth Rock TauntUtility Damage vs Mareanie Earthquake 2x 83-98% Knock Off 27-32% View Krookodile builds →
Alakazam Psychic	B
Recommended Build AbilityMagic Guard ItemFocus Sash NatureModest Moves Dazzling Gleam PsyshockSTAB Expanding Force Focus Blast Damage vs Mareanie Dazzling Gleam 18-21% Psyshock 2x 108-128%KO Focus Blast 27-32% View Alakazam builds →