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Shellos

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Shellos in Pokémon Ultra Sun & Ultra Moon

#341 in the Ultra Sun & Ultra Moon Pokédex • Sea Slug Pokémon

Shellos in the National Pokédex

Pokédex entries

Ultra Sun

While they normally live in the sea, they can function on land, too, until their skin dries out.

Ultra Moon

When it senses danger, a purple liquid oozes out of it. The liquid is thought to be something like greasy sweat.

Pokémon details

Type

Water

Category

Sea Slug Pokémon

Height

0.3 m (1'00")

Weight

6.3 kg (13.9 lbs)

National Pokédex

#0422

Pokédex

#341

Shellos in Other Games

National Dex page

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

Min

Max

HP

76

262

356

Attack

48

90

214

Defense

48

90

214

Sp. Atk

57

107

234

Sp. Def

62

116

245

Speed

34

65

183

Total

325

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 Shellos, sorted from worst weakness to best resistance. Abilities, held items and battle conditions can change the damage taken.

EV yield, catch rate, and experience details for this Pokémon.
Pokédexes
Alola #341Poni #88
EV yield
1 HP
Catch rate
190
Base Exp.
65

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

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

Shellos

#341

Level 30

Gastrodon

Gastrodon

#342

Known encounter locations for this Pokémon in this game.
Ultra Moon
LocationMethodLevelChanceConditions

Seafolk Village

In-game NPC trade44100%

This fixed trade supplies West Sea Shellos; ordinary regional wild Shellos/Gastrodon references are a separate form context., Trade Granbull to Kumu in Seafolk Village; receive level-44 female West Sea Shellos (Solle).

Ultra Sun
LocationMethodLevelChanceConditions

Seafolk Village

In-game NPC trade44100%

This fixed trade supplies West Sea Shellos; ordinary regional wild Shellos/Gastrodon references are a separate form context., Trade Granbull to Kumu in Seafolk Village; receive level-44 female West Sea Shellos (Solle).

Moves this Pokémon learns naturally by reaching specific levels.
Class
StartMud-Slap

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

Ground2010010
2Mud Sport

The user kicks up mud on the battlefield. This weakens Electric-type moves for five turns.

Ground--15
4Harden

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

Normal--30
7Water Pulse

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

Water6010020
11Mud Bomb

The user launches a hard-packed mud ball to attack. This may also lower the target’s accuracy.

Ground658510
16Hidden Power

A unique attack that varies in type depending on the Pokémon using it.

Normal6010015
22Rain 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
29Body Slam

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

Normal8510015
37Muddy Water

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

Water908510
46Recover

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

Normal--10

Moves this Pokémon can learn from Technical Machines in Pokémon Ultra Sun and Ultra Moon.
Class
TM06Toxic

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

Poison-9010
TM07Hail

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

Ice--10
TM10Hidden Power

A unique attack that varies in type depending on the Pokémon using it.

Normal6010015
TM13Ice Beam

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

Ice9010010
TM14Blizzard

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

Ice110705
TM17Protect

Enables the user to evade all attacks. Its chance of failing rises if it is used in succession.

Normal--10
TM18Rain 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
TM21Frustration

This full-power attack grows more powerful the less the user likes its Trainer.

Normal-10020
TM27Return

This full-power attack grows more powerful the more the user likes its Trainer.

Normal-10020
TM32Double Team

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

Normal--15
TM42Facade

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

Normal7010020
TM44Rest

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

Psychic--10
TM45Attract

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

Normal-10015
TM48Round

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

Normal6010015
TM55Scald

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

Water8010015
TM83Infestation

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

Bug2010020
TM87Swagger

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

Normal-8515
TM88Sleep Talk

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

Normal--10
TM90Substitute

The user makes a copy of itself using some of its HP. The copy serves as the user’s decoy.

Normal--10
TM94Surf

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

Water9010015
TM100Confide

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

Normal--20

Moves this Pokémon can learn from move tutors in this game.
Class
Earth Power

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

Ground9010010
Icy Wind

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

Ice559515
Pain Split

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

Normal--20
Snore

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

Normal5010015
Water Pulse

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

Water6010020

Moves this Pokémon can inherit through breeding or similar methods.
Class
Acid Armor

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

Poison--20
Amnesia

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

Psychic--20
Brine

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

Water6510010
Clear Smog

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

Poison50-15
Counter

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

Fighting-10020
Curse

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

Ghost--10
Fissure

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

Ground-305
Memento

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

Dark-10010
Mirror Coat

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

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.

Ice--30
Sludge

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

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.

Normal-10010
Stockpile

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

Normal--20
Swallow

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

Normal--10
Trump Card

The fewer PP this move has, the greater its power.

Normal--5
Yawn

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

Normal--10

Imports, special breeding, event gifts and copied moves have separate requirements. Individual options do not guarantee every four-move combination; historical transfer services require eligible software and Pokémon.
Class
Acquisition source
Ancient Power

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

Rock601005

Import from compatible Generation III–VI games using the required transfer chain and Pokémon Bank; retain through evolution where applicable

Captivate

If any opposing Pokémon is the opposite gender of the user, it is charmed, which harshly lowers its Sp. Atk stat.

Normal-10020

Import from compatible Generation III–VI games using the required transfer chain and Pokémon Bank; retain through evolution where applicable

Dive

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

Water8010010

Import from compatible Generation III–VI games using the required transfer chain and Pokémon Bank; retain through evolution where applicable

Endure

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

Normal--10

Import from compatible Generation III–VI games using the required transfer chain and Pokémon Bank; retain through evolution where applicable

Headbutt

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

Normal7010015

Import from compatible Generation III–VI games using the required transfer chain and Pokémon Bank; retain through evolution where applicable

Natural Gift

The user draws power to attack by using its held Berry. The Berry determines the move’s type and power.

Normal-10015

Import from compatible Generation III–VI games using the required transfer chain and Pokémon Bank; retain through evolution where applicable

Secret Power

The additional effects of this attack depend upon where it was used.

Normal7010020

Import from compatible Generation III–VI games using the required transfer chain and Pokémon Bank; retain through evolution where applicable

String Shot

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

Bug-9540

Import from compatible Generation III–VI games using the required transfer chain and Pokémon Bank; retain through evolution where applicable

Whirlpool

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

Water358515

Import from compatible Generation III–VI games using the required transfer chain and Pokémon Bank; retain through evolution where applicable

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

Sand Force(Hidden Ability)

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

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

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