What does Shellos evolve into?

Shellos evolves into Gastrodon at level 30. One evolution, no branching. Solid jump from 325 BST.

At what level does Shellos evolve?

Shellos evolves into Gastrodon at level 30. Takes some grinding. Plan your team around the mid-game wait.

Should I use Shellos?

In Sword & Shield, For a casual playthrough, Shellos works as a placeholder. Water coverage is useful early. The real payoff is Gastrodon . That's where the stats start mattering.

Where can you catch Shellos?

Shellos is catchable in Sword & Shield. Check the Locations section above for specific routes, encounter rates, and methods. It also appears in 12 other games across the series.

Shellos - Weakness, Evolution, Moveset, EVs & Stats

Mixed

Balanced

DTier

34Speed · Very Slow

Stats & Training

Nothing fancy in Shellos's spread. It leans mixed with HP out front. And you'll get 1 HP EV per KO for it. Follows a medium-fast 1M XP curve.

Base Stats

Avg

HP76

Attack48

Defense48

Sp. Atk57

Sp. Def62

Speed34

Total325

Details

Catch Rate

Easy190 / 255

Growth Rate

Medium Fast1M XP

Height0.3 m

Weight6.3 kg

Base XP65

Abilities

Sticky Hold

Prevents a held item from being removed by other Pokémon.

Storm DrainTop Pick

Redirects single-target water moves to this Pokémon where possible. Absorbs Water moves, raising Special Attack one stage.

Sand ForceHA

Strengthens rock, ground, and steel moves to 1.3× their power during a sandstorm. Protects against sandstorm damage.

Storm Drain grants Water immunity

EV Yield

HP+1AtkDefSpASpDSpe

HP training source

Pokedex Entries

There’s speculation that its appearance is determined by what it eats, but the truth remains elusive.

Shellos Weakness

Type-wise, Shellos takes extra damage from Electric and Grass. The Water typing picks up 4 resistances to work with. Storm Drain grants an additional Water immunity, reshaping the matchup chart.

Shellos Weakness and Resistance Chart
Damage	Types
2x (Weak)	Electric, Grass
0.5x (Resist)	Fire, Water, Ice, Steel

Type ChartGood

2Weak

4Resist

1Immune

Score0

4xCritical

None

2xWeak

Electric Grass

½xResist

Fire Water Ice Steel

¼xResist

None

0xImmune

Water

STAB (3)

Fire Ground Rock

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

Gloom GrassPoison	C
Available Moves Moves Solar BeamTM11 Giga DrainLv. 20 Mega DrainLv. 12 AbsorbLv. 1 Damage vs Shellos Solar Beam 2x 112-133%KO Giga Drain 2x 73-87% Mega Drain 2x 41-49% Absorb 2x 23-28% View Gloom builds →
Roselia GrassPoison	D
Available Moves Moves Solar BeamTM11 Magical LeafTM10 Mega DrainLv. 5 AbsorbLv. 1 Damage vs Shellos Solar Beam 2x 127-150%KO Magical Leaf 2x 65-77% Mega Drain 2x 44-52% Absorb 2x 23-28% View Roselia builds →
Lombre WaterGrass	D
Available Moves Moves Solar BeamTM11 Mega DrainLv. 12 AbsorbLv. 1 Damage vs Shellos Solar Beam 2x 88-105%KO Mega Drain 2x 33-38% Absorb 2x 17-21% View Lombre builds →
Nuzleaf GrassDark	D
Available Moves Moves Solar BeamTM11 Razor LeafLv. 1 Mega DrainLv. 18 AbsorbLv. 1 Damage vs Shellos Solar Beam 2x 88-105%KO Razor Leaf 2x 56-66% Mega Drain 2x 33-38% Absorb 2x 17-21% View Nuzleaf builds →
Pumpkaboo GhostGrass	D
Available Moves Moves Solar BeamTM11 Razor LeafLv. 12 Bullet SeedLv. 20 Damage vs Shellos Solar Beam 2x 73-87% Razor Leaf 2x 52-63% Bullet Seed 2x 26-31% View Pumpkaboo builds →

Sword & Shield Evolution

Shellos is the base form in a two-stage line leading to Gastrodon. Check the evolution method below. A decent partner pool for breeding via two egg groups. Eggs are average hatch time. Evolving adds up to 150 stat points total. View every chain in the Evolution Chart.

How to Evolve

2 Forms

#422Shellos

Level 30

#423Gastrodon

Stat Comparison 2 Stages

Shellos

Water

Gastrodon

WaterGround

111+35

ATK

83+35

DEF

68+20

SP.ATK

92+35

SP.DEF

82+20

SPE

39+5

BST

325C-Tier

475B-Tier+150

ROLE

Balanced

Trick Room

TYPE

Utility

Mixed

Breeding

Very Easy

Breed Shellos easily with 46 breeding partners from the Indeterminate and Water1 egg groups. Pass egg moves like Acid Armor, Clear Smog, Counter and 8 more to offspring.

Egg Groups

IndeterminateWater1

Gender

♂50.0%♀50.0%

Hatch Time

20 cycles·5,140 steps

Quick~5 min with Flame Body

Egg Moves

11moves

Breed With (best first)

Sword & Shield Shellos Best Moveset

Don't let the NFE status fool you. Shellos with Eviolite hits bulk numbers that compete with final forms. Max Sp. Atk without Speed EVs and Hardy nature maximize that, and Stormdrain handles the rest. Recover patches up chip damage.

Best Build

Experimental

Ability

Storm Drain

Item

EvioliteBULK

Best Nature for Shellos

HardyNEUTRAL

Shellos best EVs are Sp. Atk and Sp. Def

EVs

SpA

SpD

Doubles Special Tank Moveset

SurfSTAB
Earth Power
Ice Beam
RecoverRecovery

Recommended Teammates

DusclopsExcellent

ClefairyExcellent

GastrodonExcellent

Moves

Breeding's the move. Acid Armor and Clear Smog give Shellos options it can't learn any other way, and coverage across 8 types already covers a decent range on top of Hydro Pump and Muddy Water. The egg moves push it further.

Level-Up Moves

Lv 1

Mud-Slap

D2010010Ground

Lv 1

Water Gun

—4010025Water

Lv 5

Harden

———30Normal

Lv 10

Recover

S——10Normal

Lv 15

Water Pulse

D6010020Water

Lv 20

Ancient Power

S601005Rock

Lv 25

Body Slam

D8510015Normal

Lv 31

Muddy Water

C908510Water

Lv 35

Earth Power

S9010010Ground

Lv 40

Rain Dance

C——5Water

Lv 45

Memento

C—10010Dark

TM Moves

TR17

Amnesia

C——20Psychic

TM31

Attract

C—10015Normal

TR06

Blizzard

D110705Ice

TR01

Body Slam

D8510015Normal

TM55

Brine

D6510010Water

TM45

Dive

D8010010Water

TR67

Earth Power

S9010010Ground

TR26

Endure+4

C——10Normal

TM39

Facade

D7010020Normal

TM35

Hail

C——10Ice

TR03

Hydro Pump

C110805Water

TR05

Ice Beam

S9010010Ice

TM27

Icy Wind

D559515Ice

TM53

Mud Shot

D559515Ground

TR45

Muddy Water

C908510Water

TM25

Protect+4

C——10Normal

TM33

Rain Dance

C——5Water

TM21

Rest

C——10Psychic

TM76

Round

D6010015Normal

TR84

Scald

C8010015Water

TR27

Sleep Talk

C——10Normal

TM24

Snore

—5010015Normal

TR20

Substitute

C——10Normal

TR04

Surf

S9010015Water

TM36

Whirlpool

D358515Water

Egg Moves

Egg

Acid Armor

D——20Poison

Egg

Clear Smog

D50—15Poison

Egg

Counter-5

S—10020Fighting

Egg

Curse

C——10Ghost

Egg

Mirror Coat-5

S—10020Psychic

Egg

Mist

D——30Ice

Egg

Sludge

—6510020Poison

Egg

Spit Up

D—10010Normal

Egg

Stockpile

D——20Normal

Egg

Swallow

D——10Normal

Egg

Yawn

C——10Normal

Tutor Moves

Tut

Tutor

Skitter Smack

D709010Bug

Sword & Shield Shellos Locations

high spawn rates in mid-game routes across 26 locations. Shellos's one of the easier catches on the list. Knock it out fast and save your time for harder targets.

Best Locations to Catch Shellos in Sword & Shield

26 spots to find Shellos at Lv. 20-28 via walking. Not all of them exist in both Shield and Sword versions, so filter by your copy below.

Motostoke Riverbank

ShieldGrass Lv.26-28

35%Mid

Thunderstorm

Motostoke Riverbank

SwordGrass Lv.26-28

35%Mid

Thunderstorm

Giant's Cap

SwordGrass Lv.26-28

30%Mid

Raining

Giant's Cap

ShieldGrass Lv.26-28

30%Mid

Raining

Giant's Mirror

ShieldGrass Lv.26-28

30%Mid

Raining

Giant's Mirror

SwordGrass Lv.26-28

30%Mid

Raining

Stony Wilderness

ShieldGrass Lv.26-28

30%Mid

Raining

Stony Wilderness

SwordGrass Lv.26-28

30%Mid

Raining

Galar Mine No. 2

ShieldOverworld Lv.20-24 Cave

25%Mid

All Weather

Galar Mine No. 2

SwordOverworld Lv.20-24 Cave

25%Mid

All Weather

Bridge Field

ShieldGrass Lv.26-28

25%Mid

Raining

Bridge Field

SwordGrass Lv.26-28

25%Mid

Raining

Bridge Field

ShieldGrass Lv.26-28

20%Mid

Thunderstorm

Bridge Field

SwordGrass Lv.26-28

20%Mid

Thunderstorm

Giant's Cap

SwordGrass Lv.26-28

20%Mid

Thunderstorm

Giant's Cap

ShieldGrass Lv.26-28

20%Mid

Thunderstorm

Galar Mine No. 2

ShieldGrass Lv.20-24 Cave

10%Mid

Thunderstorm

Galar Mine No. 2

ShieldGrass Lv.20-24 Cave

10%Mid

Intense Sun

Galar Mine No. 2

SwordGrass Lv.20-24 Cave

10%Mid

All Weather

Galar Mine No. 2

ShieldGrass Lv.20-24 Cave

10%Mid

Snowing

Galar Mine No. 2

ShieldGrass Lv.20-24 Cave

10%Mid

Sandstorm

Galar Mine No. 2

ShieldGrass Lv.20-24 Cave

10%Mid

Raining

Galar Mine No. 2

ShieldGrass Lv.20-24 Cave

10%Mid

Heavy Fog

Galar Mine No. 2

ShieldGrass Lv.20-24 Cave

10%Mid

Overcast

Galar Mine No. 2

ShieldGrass Lv.20-24 Cave

10%Mid

Normal Weather

Galar Mine No. 2

ShieldGrass Lv.20-24 Cave

10%Mid

Snowstorm

Shellos Guide

Shellos evolves into Gastrodon at level 30. One evolution, no branching. Solid jump from 325 BST.
Shellos evolves into Gastrodon at level 30. Takes some grinding. Plan your team around the mid-game wait.
In Sword & Shield, For a casual playthrough, Shellos works as a placeholder. Water coverage is useful early. The real payoff is Gastrodon. That's where the stats start mattering.
Shellos is catchable in Sword & Shield. Check the Locations section above for specific routes, encounter rates, and methods. It also appears in 12 other games across the series.

Game Availability

Debuting in Diamond & Pearl, Shellos appears in 13 games across 7 generations. A reliable presence in a solid number of games, typically found through catching or hatching as a base form.

Click a game to view version-specific details

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Maractus Grass	C
Available Moves Moves Solar BeamTM11 Petal BlizzardLv. 36 Giga DrainLv. 24 Mega DrainLv. 8 Damage vs Shellos Solar Beam 2x 138-162%KO Petal Blizzard 2x 105-124%KO Giga Drain 2x 86-103%KO Mega Drain 2x 48-57% View Maractus builds →
Eldegoss Grass	C
Available Moves Moves Solar BeamTM11 Leaf TornadoLv. 23 Magical LeafTM10 Razor LeafLv. 12 Damage vs Shellos Solar Beam 2x 110-130%KO Leaf Tornado 2x 61-73% Magical Leaf 2x 57-68% Razor Leaf 2x 46-54% View Eldegoss builds →
Gloom GrassPoison	C
Available Moves Moves Solar BeamTM11 Giga DrainLv. 20 Mega DrainLv. 12 AbsorbLv. 1 Damage vs Shellos Solar Beam 2x 117-138%KO Giga Drain 2x 73-86% Mega Drain 2x 41-49% Absorb 2x 23-27% View Gloom builds →
Roselia GrassPoison	D
Available Moves Moves Solar BeamTM11 Giga DrainLv. 30 Magical LeafTM10 Mega DrainLv. 5 Damage vs Shellos Solar Beam 2x 132-157%KO Giga Drain 2x 85-100%KO Magical Leaf 2x 68-81% Mega Drain 2x 46-54% View Roselia builds →
Lombre WaterGrass	D
Available Moves Moves Solar BeamTM11 Giga DrainLv. 36 Mega DrainLv. 12 AbsorbLv. 1 Damage vs Shellos Solar Beam 2x 89-105%KO Giga Drain 2x 57-68% Mega Drain 2x 32-38% Absorb 2x 18-22% View Lombre builds →

Maractus Grass	C
Available Moves Moves Solar BeamTM11 Petal BlizzardLv. 36 Giga DrainLv. 24 Mega DrainLv. 8 Damage vs Shellos Solar Beam 2x 139-164%KO Petal Blizzard 2x 106-126%KO Giga Drain 2x 89-105%KO Mega Drain 2x 48-56% View Maractus builds →
Eldegoss Grass	C
Available Moves Moves Solar BeamTM11 Leaf TornadoLv. 23 Magical LeafTM10 Razor LeafLv. 12 Damage vs Shellos Solar Beam 2x 111-131%KO Leaf Tornado 2x 62-74% Magical Leaf 2x 56-67% Razor Leaf 2x 45-54% View Eldegoss builds →
Shiinotic GrassFairy	C
Available Moves Moves Solar BeamTM11 Giga DrainLv. 32 Mega DrainLv. 12 AbsorbLv. 1 Damage vs Shellos Solar Beam 2x 124-146%KO Giga Drain 2x 78-92% Mega Drain 2x 44-51% Absorb 2x 24-28% View Shiinotic builds →
Gloom GrassPoison	C
Available Moves Moves Solar BeamTM11 Giga DrainLv. 20 Mega DrainLv. 12 AbsorbLv. 1 Damage vs Shellos Solar Beam 2x 117-138%KO Giga Drain 2x 74-87% Mega Drain 2x 41-49% Absorb 2x 21-26% View Gloom builds →
Roselia GrassPoison	D
Available Moves Moves Solar BeamTM11 Giga DrainLv. 30 Magical LeafTM10 Mega DrainLv. 5 Damage vs Shellos Solar Beam 2x 132-156%KO Giga Drain 2x 85-100%KO Magical Leaf 2x 68-79% Mega Drain 2x 45-54% View Roselia builds →

Maractus Grass	C
Available Moves Moves Solar BeamTM11 Petal BlizzardLv. 36 Giga DrainLv. 24 Mega DrainLv. 8 Damage vs Shellos Solar Beam 2x 135-159%KO Petal Blizzard 2x 103-122%KO Giga Drain 2x 85-101%KO Mega Drain 2x 48-56% View Maractus builds →
Eldegoss Grass	C
Available Moves Moves Solar BeamTM11 Leaf TornadoLv. 23 Magical LeafTM10 Razor LeafLv. 12 Damage vs Shellos Solar Beam 2x 107-127%KO Leaf Tornado 2x 59-70% Magical Leaf 2x 55-66% Razor Leaf 2x 44-52% View Eldegoss builds →
Shiinotic GrassFairy	C
Available Moves Moves Solar BeamTM11 Giga DrainLv. 32 Mega DrainLv. 12 AbsorbLv. 1 Damage vs Shellos Solar Beam 2x 117-138%KO Giga Drain 2x 73-87% Mega Drain 2x 41-49% Absorb 2x 22-26% View Shiinotic builds →
Gloom GrassPoison	C
Available Moves Moves Solar BeamTM11 Giga DrainLv. 20 Mega DrainLv. 12 AbsorbLv. 1 Damage vs Shellos Solar Beam 2x 111-131%KO Giga Drain 2x 71-84% Mega Drain 2x 40-47% Absorb 2x 22-26% View Gloom builds →
Roselia GrassPoison	D
Available Moves Moves Solar BeamTM11 Giga DrainLv. 30 Magical LeafTM10 Mega DrainLv. 5 Damage vs Shellos Solar Beam 2x 127-150%KO Giga Drain 2x 81-96% Magical Leaf 2x 66-77% Mega Drain 2x 44-52% View Roselia builds →

Dhelmise GhostGrass	B
Available Moves Moves Solar BeamTM11 Giga DrainLv. 28 Mega DrainLv. 12 AbsorbLv. 1 Damage vs Shellos Solar Beam 2x 114-134%KO Giga Drain 2x 72-85% Mega Drain 2x 40-47% Absorb 2x 21-25% View Dhelmise builds →
Maractus Grass	C
Available Moves Moves Solar BeamTM11 Petal BlizzardLv. 36 Giga DrainLv. 24 Mega DrainLv. 8 Damage vs Shellos Solar Beam 2x 135-159%KO Petal Blizzard 2x 104-123%KO Giga Drain 2x 85-101%KO Mega Drain 2x 47-56% View Maractus builds →
Eldegoss Grass	C
Available Moves Moves Solar BeamTM11 Leaf TornadoLv. 23 Magical LeafTM10 Razor LeafLv. 12 Damage vs Shellos Solar Beam 2x 108-128%KO Leaf Tornado 2x 60-72% Magical Leaf 2x 54-65% Razor Leaf 2x 43-51% View Eldegoss builds →
Shiinotic GrassFairy	C
Available Moves Moves Solar BeamTM11 Giga DrainLv. 32 Mega DrainLv. 12 AbsorbLv. 1 Damage vs Shellos Solar Beam 2x 118-139%KO Giga Drain 2x 74-87% Mega Drain 2x 42-49% Absorb 2x 22-27% View Shiinotic builds →
Roselia GrassPoison	D
Available Moves Moves Solar BeamTM11 Giga DrainLv. 30 Magical LeafTM10 Mega DrainLv. 5 Damage vs Shellos Solar Beam 2x 129-152%KO Giga Drain 2x 81-96% Magical Leaf 2x 66-78% Mega Drain 2x 46-54% View Roselia builds →

Ferrothorn GrassSteel	A
Available Moves Moves Power WhipLv. 1 Solar BeamTM11 Damage vs Shellos Power Whip 2x 152-180%KO Solar Beam 2x 82-97% View Ferrothorn builds →
Dhelmise GhostGrass	B
Available Moves Moves Solar BeamTM11 Giga DrainLv. 28 Mega DrainLv. 12 AbsorbLv. 1 Damage vs Shellos Solar Beam 2x 117-139%KO Giga Drain 2x 74-87% Mega Drain 2x 40-48% Absorb 2x 21-25% View Dhelmise builds →
Abomasnow GrassIce	C
Available Moves Moves Wood HammerLv. 43 Solar BeamTM11 Magical LeafTM10 Razor LeafLv. 20 Damage vs Shellos Wood Hammer 2x 149-176%KO Solar Beam 2x 123-145%KO Magical Leaf 2x 63-74% Razor Leaf 2x 70-83% View Abomasnow builds →
Maractus Grass	C
Available Moves Moves Solar BeamTM11 Petal BlizzardLv. 36 Giga DrainLv. 24 Mega DrainLv. 8 Damage vs Shellos Solar Beam 2x 139-163%KO Petal Blizzard 2x 107-126%KO Giga Drain 2x 88-103%KO Mega Drain 2x 47-56% View Maractus builds →
Eldegoss Grass	C
Available Moves Moves Leaf StormLv. 46 Solar BeamTM11 Leaf TornadoLv. 23 Magical LeafTM10 Damage vs Shellos Leaf Storm 2x 119-141%KO Solar Beam 2x 110-130%KO Leaf Tornado 2x 61-72% Magical Leaf 2x 56-66% View Eldegoss builds →

Zarude DarkGrass	A
Recommended Build AbilityLeafguard ItemChoice Scarf NatureJolly Moves Darkest Lariat Power Whip U Turn Close Combat Damage vs Shellos U Turn 29-35% Close Combat 50-59% View Zarude builds →
Regieleki Electric	A
Recommended Build AbilityTransistor ItemMagnet NatureTimid Moves Volt Switch ProtectPriority ElectrowebSTAB ThunderboltSTAB Damage vs Shellos Volt Switch 2x 47-55% Electroweb 2x 37-44% Thunderbolt 2x 60-70% View Regieleki builds →
Kartana GrassSteel	A
Recommended Build AbilityBeastboost ItemChoice Scarf NatureJolly Moves Leaf Blade Sacred Sword Knock Off Smart Strike Damage vs Shellos Knock Off 37-44% View Kartana builds →
Rotom ElectricGhost	C
Recommended Build AbilityLevitate ItemAssault Vest NatureTimid Moves Dark Pulse DischargeSTAB HexSTAB Nasty Plot Damage vs Shellos Dark Pulse 17-20% Discharge 2x 52-61% Hex 21-25% View Rotom builds →