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Gastrodon East

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Gastrodon East in Pokémon Sword & Shield

Galar Pokédex #231 • Sea Slug Pokémon

Gastrodon East in the National Pokédex
Gastrodon East sprite

Normal

Shiny Gastrodon East sprite

Shiny

Pokédex entries

Sword

Its search for food sometimes leads it onto land, where it leaves behind a sticky trail of slime as it passes through.

Shield

The softness of its body helps disperse the force of impacts, so although its body is uncommonly squishy, it’s also surprisingly resilient.

Pokémon details

Types

WaterGround

Category

Sea Slug Pokémon

Height

0.9 m (2'11")

Weight

29.9 kg (65.9 lbs)

National Pokédex

#0423

Pokédex

Galar #231

Gastrodon East in Other Games

National Dex page

Base stat spread shown as a hex chart and supporting stat bars.

Min

Max

HP

111

332

426

Attack

83

153

291

Defense

68

126

258

Sp. Atk

92

170

311

Sp. Def

82

152

289

Speed

39

74

194

Total

475

Ranges are for Level 100. Max assumes a beneficial nature, 252 EVs, and 31 IVs; min assumes a hindering nature, 0 EVs, and 0 IVs.

Type-only matchups for Gastrodon East, sorted from worst weakness to best resistance. Abilities, held items and battle conditions can change the damage taken.

Weak to

Immune to

EV yield, catch rate, and experience details for this Pokémon.
Pokédexes
Galar #231
EV yield
2 HP
Catch rate
75
Base Exp.
166

Egg groups, gender ratio, and hatching details for this Pokémon.
Egg groups
Gender
50% male
50% female
Egg cycles
20 cycles

Evolution requirements shown in a compact table or chain view.
PokémonRequiresEvolution
Shellos

Shellos

Galar #230

Evolution

Gastrodon

Gastrodon

Galar #231

Known encounter locations for this Pokémon in this game.
Shield
LocationMethodLevelChanceConditions

Route 9

Main Area

Overworld41-4415%

-

Route 9

Circhester Bay

Random in Grass39-4330%

-

Galar Mine No. 2

Wild Pokémon

Special Overworld Encounters50-

-

Max Lair

Dynamax Adventures

Dynamax Adventure65-

Catch as a Dynamax Adventure opponent and choose it as the one Pokémon to keep at the end; starting rentals cannot be kept; Endless Dynamax Adventures do not award Pokémon, The Crown Tundra Expansion Pass required

Route 9

Curry visitors

After Making Curry39-43-

Make curry while camping on an eligible mainland route or cave; the party average sociability must be at least 200; carry a Poké Ball, Great Ball or Ultra Ball; sociability is distinct from friendship, 20.87% of the visitor species pool, conditional on attracting a curry visitor; not the chance that a visitor appears

Sword
LocationMethodLevelChanceConditions

Route 9

Main Area

Overworld41-4415%

-

Route 9

Circhester Bay

Random in Grass39-4330%

-

Galar Mine No. 2

Wild Pokémon

Special Overworld Encounters50-

-

Max Lair

Dynamax Adventures

Dynamax Adventure65-

Catch as a Dynamax Adventure opponent and choose it as the one Pokémon to keep at the end; starting rentals cannot be kept; Endless Dynamax Adventures do not award Pokémon, The Crown Tundra Expansion Pass required

Route 9

Curry visitors

After Making Curry39-43-

Make curry while camping on an eligible mainland route or cave; the party average sociability must be at least 200; carry a Poké Ball, Great Ball or Ultra Ball; sociability is distinct from friendship, 20.87% of the visitor species pool, conditional on attracting a curry visitor; not the chance that a visitor appears

Listed levels describe learning by leveling up. The Move Reminder can also teach available level-up moves regardless of the current level.
Class
StartWater Gun

The target is blasted with a forceful shot of water.

Water4010025
StartRecover

Restoring its own cells, the user restores its own HP by half of its max HP.

Normal--10
StartHarden

The user stiffens all the muscles in its body to raise its Defense stat.

Normal--30
StartMud-Slap

The user hurls mud in the target’s face to inflict damage and lower its accuracy.

Ground2010010
15Water Pulse

The user attacks the target with a pulsing blast of water. This may also confuse the target.

Water6010020
20Ancient Power

The user attacks with a prehistoric power. This may also raise all the user’s stats at once.

Rock601005
25Body Slam

The user drops onto the target with its full body weight. This may also leave the target with paralysis.

Normal8510015
33Muddy Water

The user attacks by shooting muddy water at opposing Pokémon. This may also lower their accuracy.

Water908510
39Earth Power

The user makes the ground under the target erupt with power. This may also lower the target’s Sp. Def stat.

Ground9010010
46Rain Dance

The user summons a heavy rain that falls for five turns, powering up Water-type moves. It lowers the power of Fire-type moves.

Water--5
53Memento

The user faints when using this move. In return, this harshly lowers the target’s Attack and Sp. Atk stats.

Dark-10010

Moves this Pokémon can learn from Technical Machines and Technical Records in Pokémon Sword and Shield.
Class
TM08Hyper Beam

The target is attacked with a powerful beam. The user can’t move on the next turn.

Normal150905
TM09Giga Impact

The user charges at the target using every bit of its power. The user can’t move on the next turn.

Normal150905
TM15Dig

The user burrows into the ground, then attacks on the next turn.

Ground8010010
TM21Rest

The user goes to sleep for two turns. This fully restores the user’s HP and heals any status conditions.

Psychic--10
TM22Rock Slide

Large boulders are hurled at opposing Pokémon to inflict damage. This may also make the opposing Pokémon flinch.

Rock759010
TM24Snore

This attack can be used only if the user is asleep. The harsh noise may also make the target flinch.

Normal5010015
TM25Protect

This move enables the user to protect itself from all attacks. Its chance of failing rises if it is used in succession.

Normal--10
TM27Icy Wind

The user attacks with a gust of chilled air. This also lowers opposing Pokémon’s Speed stats.

Ice559515
TM31Attract

If it is the opposite gender of the user, the target becomes infatuated and less likely to attack.

Normal-10015
TM32Sandstorm

A five-turn sandstorm is summoned to hurt all combatants except Rock, Ground, and Steel types. It raises the Sp. Def stat of Rock types.

Rock--10
TM33Rain Dance

The user summons a heavy rain that falls for five turns, powering up Water-type moves. It lowers the power of Fire-type moves.

Water--5
TM35Hail

The user summons a hailstorm lasting five turns. It damages all Pokémon except Ice types.

Ice--10
TM36Whirlpool

The user traps the target in a violent swirling whirlpool for four to five turns.

Water358515
TM39Facade

This attack move doubles its power if the user is poisoned, burned, or paralyzed.

Normal7010020
TM45Dive

Diving on the first turn, the user floats up and attacks on the next turn.

Water8010010
TM46Weather Ball

This attack move varies in power and type depending on the weather.

Normal5010010
TM48Rock Tomb

Boulders are hurled at the target. This also lowers the target’s Speed stat by preventing its movement.

Rock609515
TM49Sand Tomb

The user traps the target inside a harshly raging sandstorm for four to five turns.

Ground358515
TM53Mud Shot

The user attacks by hurling a blob of mud at the target. This also lowers the target’s Speed stat.

Ground559515
TM55Brine

If the target’s HP is half or less, this attack will hit with double the power.

Water6510010
TM76Round

The user attacks the target with a song. Others can join in the Round to increase the power of the attack.

Normal6010015
TM81Bulldoze

The user strikes everything around it by stomping down on the ground. This lowers the Speed stats of those hit.

Ground6010020
TM98Stomping Tantrum

Driven by frustration, the user attacks the target. If the user’s previous move has failed, the power of this move doubles.

Ground7510010
TR01Body Slam

The user drops onto the target with its full body weight. This may also leave the target with paralysis.

Normal8510015
TR03Hydro Pump

The target is blasted by a huge volume of water launched under great pressure.

Water110805
TR04Surf

The user attacks everything around it by swamping its surroundings with a giant wave.

Water9010015
TR05Ice Beam

The target is struck with an icy-cold beam of energy. This may also leave the target frozen.

Ice9010010
TR06Blizzard

A howling blizzard is summoned to strike opposing Pokémon. This may also leave the opposing Pokémon frozen.

Ice110705
TR10Earthquake

The user sets off an earthquake that strikes every Pokémon around it.

Ground10010010
TR16Waterfall

The user charges at the target and may make it flinch.

Water8010015
TR17Amnesia

The user temporarily empties its mind to forget its concerns. This sharply raises the user’s Sp. Def stat.

Psychic--20
TR20Substitute

The user creates a substitute for itself using some of its HP. The substitute serves as the user’s decoy.

Normal--10
TR22Sludge Bomb

Unsanitary sludge is hurled at the target. This may also poison the target.

Poison9010010
TR26Endure

The user endures any attack with at least 1 HP. Its chance of failing rises if it is used in succession.

Normal--10
TR27Sleep Talk

While it is asleep, the user randomly uses one of the moves it knows.

Normal--10
TR45Muddy Water

The user attacks by shooting muddy water at opposing Pokémon. This may also lower their accuracy.

Water908510
TR67Earth Power

The user makes the ground under the target erupt with power. This may also lower the target’s Sp. Def stat.

Ground9010010
TR75Stone Edge

The user stabs the target from below with sharpened stones. Critical hits land more easily.

Rock100805
TR78Sludge Wave

The user strikes everything around it by swamping the area with a giant sludge wave. This may also poison those hit.

Poison9510010
TR84Scald

The user shoots boiling hot water at its target. This may also leave the target with a burn.

Water8010015

Moves this Pokémon can learn from move tutors in this game.
Class
Skitter Smack

The user skitters behind the target to attack. This also lowers the target’s Sp. Atk stat.

Bug709010

Individual options, not a guarantee that every four-move combination is legal or eligible for Ranked Battles. Imports require the indicated transfer path; later games use separate HOME movesets.
Class
Acid Armor

The user alters its cellular structure to liquefy itself, sharply raising its Defense stat.

Import from an eligible earlier game through Pokémon HOME; Bank/Transporter where required. The Battle Ready symbol removes these imported moves. Later games use separate HOME movesets.

Poison--20
Acid Armor

The user alters its cellular structure to liquefy itself, sharply raising its Defense stat.

Nursery sharing: leave two Pokémon of the same species together, with an empty move slot on the recipient.

Poison--20
Acid Armor

The user alters its cellular structure to liquefy itself, sharply raising its Defense stat.

Learn as Shellos East, then retain through evolution.

Poison--20
Block

The user blocks the target’s way with arms spread wide to prevent escape.

Import from an eligible earlier game through Pokémon HOME; Bank/Transporter where required. The Battle Ready symbol removes these imported moves. Later games use separate HOME movesets.

Normal--5
Clear Smog

The user attacks the target by throwing a clump of special mud. All stat changes are returned to normal.

Import from an eligible earlier game through Pokémon HOME; Bank/Transporter where required. The Battle Ready symbol removes these imported moves. Later games use separate HOME movesets.

Poison50-15
Clear Smog

The user attacks the target by throwing a clump of special mud. All stat changes are returned to normal.

Nursery sharing: leave two Pokémon of the same species together, with an empty move slot on the recipient.

Poison50-15
Clear Smog

The user attacks the target by throwing a clump of special mud. All stat changes are returned to normal.

Learn as Shellos East, then retain through evolution.

Poison50-15
Confide

The user tells the target a secret, and the target loses its ability to concentrate. This lowers the target’s Sp. Atk stat.

Import from an eligible earlier game through Pokémon HOME; Bank/Transporter where required. The Battle Ready symbol removes these imported moves. Later games use separate HOME movesets.

Normal--20
Counter

A retaliation move that counters any physical attack, inflicting double the damage taken.

Import from an eligible earlier game through Pokémon HOME; Bank/Transporter where required. The Battle Ready symbol removes these imported moves. Later games use separate HOME movesets.

Fighting-10020
Counter

A retaliation move that counters any physical attack, inflicting double the damage taken.

Nursery sharing: leave two Pokémon of the same species together, with an empty move slot on the recipient.

Fighting-10020
Counter

A retaliation move that counters any physical attack, inflicting double the damage taken.

Learn as Shellos East, then retain through evolution.

Fighting-10020
Curse

A move that works differently for the Ghost type than for all other types.

Import from an eligible earlier game through Pokémon HOME; Bank/Transporter where required. The Battle Ready symbol removes these imported moves. Later games use separate HOME movesets.

Ghost--10
Curse

A move that works differently for the Ghost type than for all other types.

Nursery sharing: leave two Pokémon of the same species together, with an empty move slot on the recipient.

Ghost--10
Curse

A move that works differently for the Ghost type than for all other types.

Learn as Shellos East, then retain through evolution.

Ghost--10
Double Team

By moving rapidly, the user makes illusory copies of itself to raise its evasiveness.

Import from an eligible earlier game through Pokémon HOME; Bank/Transporter where required. The Battle Ready symbol removes these imported moves. Later games use separate HOME movesets.

Normal--15
Fissure

The user opens up a fissure in the ground and drops the target in. The target faints instantly if this attack hits.

Import from an eligible earlier game through Pokémon HOME; Bank/Transporter where required. The Battle Ready symbol removes these imported moves. Later games use separate HOME movesets.

Ground-305
Headbutt

The user sticks out its head and attacks by charging straight into the target. This may also make the target flinch.

Import from an eligible earlier game through Pokémon HOME; Bank/Transporter where required. The Battle Ready symbol removes these imported moves. Later games use separate HOME movesets.

Normal7010015
Infestation

The target is infested and attacked for four to five turns. The target can’t flee during this time.

Import from an eligible earlier game through Pokémon HOME; Bank/Transporter where required. The Battle Ready symbol removes these imported moves. Later games use separate HOME movesets.

Bug2010020
Mirror Coat

A retaliation move that counters any special attack, inflicting double the damage taken.

Import from an eligible earlier game through Pokémon HOME; Bank/Transporter where required. The Battle Ready symbol removes these imported moves. Later games use separate HOME movesets.

Psychic-10020
Mirror Coat

A retaliation move that counters any special attack, inflicting double the damage taken.

Nursery sharing: leave two Pokémon of the same species together, with an empty move slot on the recipient.

Psychic-10020
Mirror Coat

A retaliation move that counters any special attack, inflicting double the damage taken.

Learn as Shellos East, then retain through evolution.

Psychic-10020
Mist

The user cloaks itself and its allies in a white mist that prevents any of their stats from being lowered for five turns.

Import from an eligible earlier game through Pokémon HOME; Bank/Transporter where required. The Battle Ready symbol removes these imported moves. Later games use separate HOME movesets.

Ice--30
Mist

The user cloaks itself and its allies in a white mist that prevents any of their stats from being lowered for five turns.

Nursery sharing: leave two Pokémon of the same species together, with an empty move slot on the recipient.

Ice--30
Mist

The user cloaks itself and its allies in a white mist that prevents any of their stats from being lowered for five turns.

Learn as Shellos East, then retain through evolution.

Ice--30
Pain Split

The user adds its HP to the target’s HP, then equally shares the combined HP with the target.

Import from an eligible earlier game through Pokémon HOME; Bank/Transporter where required. The Battle Ready symbol removes these imported moves. Later games use separate HOME movesets.

Normal--20
Sludge

Unsanitary sludge is hurled at the target. This may also poison the target.

Import from an eligible earlier game through Pokémon HOME; Bank/Transporter where required. The Battle Ready symbol removes these imported moves. Later games use separate HOME movesets.

Poison6510020
Sludge

Unsanitary sludge is hurled at the target. This may also poison the target.

Nursery sharing: leave two Pokémon of the same species together, with an empty move slot on the recipient.

Poison6510020
Sludge

Unsanitary sludge is hurled at the target. This may also poison the target.

Learn as Shellos East, then retain through evolution.

Poison6510020
Spit Up

The power stored using the move Stockpile is released at once in an attack. The more power is stored, the greater the move’s power.

Import from an eligible earlier game through Pokémon HOME; Bank/Transporter where required. The Battle Ready symbol removes these imported moves. Later games use separate HOME movesets.

Normal-10010
Spit Up

The power stored using the move Stockpile is released at once in an attack. The more power is stored, the greater the move’s power.

Nursery sharing: leave two Pokémon of the same species together, with an empty move slot on the recipient.

Normal-10010
Spit Up

The power stored using the move Stockpile is released at once in an attack. The more power is stored, the greater the move’s power.

Learn as Shellos East, then retain through evolution.

Normal-10010
Stockpile

The user charges up power and raises both its Defense and Sp. Def stats. The move can be used three times.

Import from an eligible earlier game through Pokémon HOME; Bank/Transporter where required. The Battle Ready symbol removes these imported moves. Later games use separate HOME movesets.

Normal--20
Stockpile

The user charges up power and raises both its Defense and Sp. Def stats. The move can be used three times.

Nursery sharing: leave two Pokémon of the same species together, with an empty move slot on the recipient.

Normal--20
Stockpile

The user charges up power and raises both its Defense and Sp. Def stats. The move can be used three times.

Learn as Shellos East, then retain through evolution.

Normal--20
String Shot

Opposing Pokémon are bound with silk blown from the user’s mouth that harshly lowers the Speed stat.

Import from an eligible earlier game through Pokémon HOME; Bank/Transporter where required. The Battle Ready symbol removes these imported moves. Later games use separate HOME movesets.

Bug-9540
Swagger

The user enrages and confuses the target. However, this also sharply raises the target’s Attack stat.

Import from an eligible earlier game through Pokémon HOME; Bank/Transporter where required. The Battle Ready symbol removes these imported moves. Later games use separate HOME movesets.

Normal-8515
Swallow

The power stored using the move Stockpile is absorbed by the user to heal its HP. Storing more power heals more HP.

Import from an eligible earlier game through Pokémon HOME; Bank/Transporter where required. The Battle Ready symbol removes these imported moves. Later games use separate HOME movesets.

Normal--10
Swallow

The power stored using the move Stockpile is absorbed by the user to heal its HP. Storing more power heals more HP.

Nursery sharing: leave two Pokémon of the same species together, with an empty move slot on the recipient.

Normal--10
Swallow

The power stored using the move Stockpile is absorbed by the user to heal its HP. Storing more power heals more HP.

Learn as Shellos East, then retain through evolution.

Normal--10
Toxic

A move that leaves the target badly poisoned. Its poison damage worsens every turn.

Import from an eligible earlier game through Pokémon HOME; Bank/Transporter where required. The Battle Ready symbol removes these imported moves. Later games use separate HOME movesets.

Poison-9010
Yawn

The user lets loose a huge yawn that lulls the target into falling asleep on the next turn.

Import from an eligible earlier game through Pokémon HOME; Bank/Transporter where required. The Battle Ready symbol removes these imported moves. Later games use separate HOME movesets.

Normal--10
Yawn

The user lets loose a huge yawn that lulls the target into falling asleep on the next turn.

Nursery sharing: leave two Pokémon of the same species together, with an empty move slot on the recipient.

Normal--10
Yawn

The user lets loose a huge yawn that lulls the target into falling asleep on the next turn.

Learn as Shellos East, then retain through evolution.

Normal--10

Ability options available to this Pokémon in this game.

Sticky Hold

Ability Slot 1

Items held by the Pokémon are stuck fast and cannot be removed by other Pokémon.

Prevents a held item from being removed by other Pokémon.

Storm Drain

Ability Slot 2

Draws in all Water-type moves. Instead of being hit by Water-type moves, it boosts its Sp. Atk.

Redirects eligible Water-type moves, absorbs them and raises Special Attack.

Sand Force(Hidden Ability)

Boosts the power of Rock-, Ground-, and Steel-type moves in a sandstorm.

Strengthens Rock, Ground, and Steel moves to 1.3× their power during a sandstorm. Protects against sandstorm damage.

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