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Shellos

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Shellos in Pokémon Black & White

#422 in the National Pokédex • Sea Slug Pokémon

Shellos in the National Pokédex
Shellos sprite

Normal

Shiny Shellos sprite

Shiny

Pokédex entries

Pokémon Black

Beware of pushing strongly on its squishy body, as it makes a mysterious purple fluid ooze out.

Pokémon White

Beware of pushing strongly on its squishy body, as it makes a mysterious purple fluid ooze out.

Pokémon details

Type

Water

Category

Sea Slug Pokémon

Height

0.3 m (1'00")

Weight

6.3 kg (13.9 lbs)

National Pokédex

#0422

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
-
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

#422

Level 30

Gastrodon

Gastrodon

#423

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

Entralink

Entree Forest (historical Sparkling Sea transfer)

Historical Dream World10-

Historical Dream World transfer to Entree Forest; official service has closed and new transfers are unavailable, Sparkling Sea catalog; Sand Force ability; required 7,500 Dream Points after area access

White
LocationMethodLevelChanceConditions

Entralink

Entree Forest (historical Sparkling Sea transfer)

Historical Dream World10-

Historical Dream World transfer to Entree Forest; official service has closed and new transfers are unavailable, Sparkling Sea catalog; Sand Force ability; required 7,500 Dream Points after area access

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 covers itself with mud. It weakens Electric-type moves while the user is in the battle.

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. It may also confuse the target.

Water6010020
11Mud Bomb

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

Ground658510
16Hidden Power

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

Varies

30–7010015
22Rain Dance

The user summons a heavy rain that falls for five turns, powering up Water-type moves.

Water--5
29Body Slam

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

Normal8510015
37Muddy Water

The user attacks by shooting muddy water at the opposing team. It may also lower the targets’ accuracy.

Water958510
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 and Hidden Machines in Pokémon Black and White.
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 and intensity depending on the Pokémon using it.

Varies

30–7010015
TM13Ice Beam

The target is struck with an icy-cold beam of energy. It may also freeze the target solid.

Ice9510010
TM14Blizzard

A howling blizzard is summoned to strike the opposing team. It may also freeze them solid.

Ice120705
TM17Protect

It 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.

Water--5
TM21Frustration

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

Normal-10020
TM27Return

A full-power attack that 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

An attack move that doubles its power if the user is poisoned, burned, or has paralysis.

Normal7010020
TM44Rest

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

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 and make the attack do greater damage.

Normal6010015
TM55Scald

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

Water8010015
TM87Swagger

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

Normal-9015
TM90Substitute

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

Normal--10
HM03Surf

It swamps the area around the user with a giant wave. It can also be used for crossing water.

Water9510015
HM06Dive

Diving on the first turn, the user floats up and attacks on the second turn. It can be used to dive deep in the ocean.

Water8010010

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

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

Psychic--20
Brine

If the target’s HP is down to about half, this attack will hit with double the power.

Water6510010
Clear Smog

The user attacks by throwing a clump of special mud. All status 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 instantly faints if it hits.

Ground-305
Memento

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

Dark-10010
Mirror Coat

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

Psychic-10020
Mist

The user cloaks its body with a white mist that prevents any of its stats from being cut for five turns.

Ice--30
Sludge

Unsanitary sludge is hurled at the target. It 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 damage.

Normal-10010
Stockpile

The user charges up power and raises both its Defense and Sp. Def. 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 attack power.

Normal--5
Yawn

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

Normal--10

These require the labeled breeding, transfer, trade or historical distribution route. Historical gifts and Dream World services are no longer ordinary active acquisition sources.
Class
Acquisition
Ancient Power

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

Rock601005

PokéTransfer from Generation IV

Captivate

If it is the opposite gender of the user, the target is charmed into harshly lowering its Sp. Atk stat.

Normal-10020

PokéTransfer from Generation IV

Earth Power

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

Ground9010010

PokéTransfer from Generation IV

Endure

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

Normal--10

PokéTransfer from Generation IV

Headbutt

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

Normal7010015

PokéTransfer from Generation IV

Icy Wind

The user attacks with a gust of chilled air. It also reduces the targets’ Speed stat.

Ice559515

PokéTransfer from Generation IV

Natural Gift

The user draws power to attack by using its held Berry. The Berry determines its type and power.

Varies

-10015

PokéTransfer from Generation IV

Pain Split

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

Normal--20

PokéTransfer from Generation IV

Secret Power

The user attacks the target with a secret power. Its added effects vary depending on the user’s environment.

Normal7010020

Historical Dream World: Sparkling Sea

Secret Power

The user attacks the target with a secret power. Its added effects vary depending on the user’s environment.

Normal7010020

PokéTransfer from Generation IV

Sleep Talk

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

Normal--10

PokéTransfer from Generation IV

Snore

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

Normal4010015

PokéTransfer from Generation IV

String Shot

The targets are bound with silk blown from the user’s mouth. This silk reduces the targets’ Speed stat.

Bug-9540

PokéTransfer from Generation IV

Whirlpool

Traps foes in a violent swirling whirlpool for four to five turns.

Water358515

Gen IV Whirlpool → Diamond/Pearl/Platinum → PokéTransfer

Ability options available to this Pokémon in this game.

Hidden Ability entries show the game’s programmed slots. Obtaining one can require a historical Dream World promotion, a special gift or a trade from Black 2 and White 2. A programmed slot does not establish that the Hidden Ability was officially obtainable in Generation V.

Sticky Hold

Ability Slot 1

Protects the Pokémon from item theft.

Prevents a held item from being removed by other Pokémon.

Storm Drain

Ability Slot 2

Draws in all Water-type moves to up Sp. Attack.

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

Sand Force(Hidden Ability)

Boosts certain moves’ power 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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