Dittobase

Home

Games

Pokémon GO
Pokopia
Pokémon Unite

Cards

TCG Pocket
Pokémon TCG

Main Series

Legends Z-A
Scarlet & Violet
Brilliant Diamond and Shining Pearl
Sword and Shield
Ultra Sun and Ultra Moon
Omega Ruby and Alpha Sapphire
X and Y
Black and White
FireRed and LeafGreen
Crystal
Gold and Silver
Yellow
Red and Blue

Tools

X and Y

Game

X and Y

News

Updates for this game hub

Guides

Kalos mechanics and tips

Pokédex

Stats, moves, and locations

Moves

Power, accuracy, and learners

Abilities

Effects and Pokémon lists

Items

Bags, machines, and effects

Muk

#89 in the X and Y Pokédex • Sludge Pokémon

Pokémon X

They love to gather in smelly areas where sludge accumulates, making the stench around them worse.

Pokémon Y

A toxic fluid seeps from its body. The fluid instantly kills plants and trees on contact.

Pokédexes

-

Egg Group

Amorphous

Steps to Hatch

5,120

Effort Values Yielded

1 HP, 1 Atk

Gender Ratio

50% male / 50% female

Capture Rate

75

Base Experience

175
PokémonRequiresEvolution
Grimer

Grimer

#88

Level 38

Muk

Muk

#89

Pokémon X

LocationMethodLevelChanceConditions

Friend Safari

Friend Safari (Poison)

Walking in tall grass or a cave3033%

Randomly assigned to Friend Safari Slot 3

Pokémon Y

LocationMethodLevelChanceConditions

Friend Safari

Friend Safari (Poison)

Walking in tall grass or a cave3033%

Randomly assigned to Friend Safari Slot 3

Grimer

Shellder

Muk normal sprite

Normal

Shiny Muk sprite

Shiny

Muk

Sludge Pokémon

#89
Poison

Height

1.2 m

Weight

30 kg

Base XP

175

Abilities

StenchSticky HoldPoison Touch

HP

105

Attack

105

Defense

75

Sp. Atk

65

Sp. Def

100

Speed

50

Total

500

Type Chart

Weaknesses

Takes 2× from

GroundPsychic

Resistances

Takes 0.5× from

GrassFightingPoisonBugFairy
Black SludgeBlack Sludge
Pokémon X: 50%
Pokémon Y: 50%
Class
Description
StartPoundNormalPhysical4010035

The target is physically pounded with a long tail, a foreleg, or the like.

StartHardenNormalStatus--30

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

StartPoison GasPoisonStatus-9040

A cloud of poison gas is sprayed in the face of opposing Pokémon. This may also poison those hit.

StartMud-SlapGroundSpecial2010010

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

4HardenNormalStatus--30

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

7Mud-SlapGroundSpecial2010010

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

12DisableNormalStatus-10020

For four turns, this move prevents the target from using the move it last used.

15SludgePoisonSpecial6510020

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

18MinimizeNormalStatus--10

The user compresses its body to make itself look smaller, which sharply raises its evasiveness.

21Mud BombGroundSpecial658510

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

26Sludge BombPoisonSpecial9010010

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

29FlingDarkPhysical-10010

The user flings its held item at the target to attack. This move’s power and effects depend on the item.

32ScreechNormalStatus-8540

An earsplitting screech harshly lowers the target’s Defense stat.

37Sludge WavePoisonSpecial9510010

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

43Acid ArmorPoisonStatus--20

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

49Gunk ShotPoisonPhysical120805

The user shoots filthy garbage at the target to attack. This may also poison the target.

53BelchPoisonSpecial1209010

The user lets out a damaging belch at the target. The user must eat a held Berry to use this move.

57MementoDarkStatus-10010

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

Class
Description
HM04StrengthNormalPhysical8010015

The target is slugged with a punch thrown at maximum power. This can also be used to move heavy boulders.

TM06ToxicPoisonStatus-9010

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

TM09VenoshockPoisonSpecial6510010

The user drenches the target in a special poisonous liquid. This move’s power is doubled if the target is poisoned.

TM10Hidden PowerNormalSpecial6010015

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

TM11Sunny DayFireStatus--5

The user intensifies the sun for five turns, powering up Fire-type moves.

TM12TauntDarkStatus-10020

The target is taunted into a rage that allows it to use only attack moves for three turns.

TM15Hyper BeamNormalSpecial150905

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

TM17ProtectNormalStatus--10

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

TM18Rain DanceWaterStatus--5

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

TM21FrustrationNormalPhysical-10020

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

TM24ThunderboltElectricSpecial9010015

A strong electric blast crashes down on the target. This may also leave the target with paralysis.

TM25ThunderElectricSpecial1107010

A wicked thunderbolt is dropped on the target to inflict damage. This may also leave the target with paralysis.

TM27ReturnNormalPhysical-10020

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

TM28DigGroundPhysical8010010

The user burrows, then attacks on the next turn. It can also be used to exit dungeons.

TM30Shadow BallGhostSpecial8010015

The user hurls a shadowy blob at the target. This may also lower the target’s Sp. Def stat.

TM31Brick BreakFightingPhysical7510015

The user attacks with a swift chop. It can also break barriers, such as Light Screen and Reflect.

TM32Double TeamNormalStatus--15

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

TM34Sludge WavePoisonSpecial9510010

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

TM35FlamethrowerFireSpecial9010015

The target is scorched with an intense blast of fire. This may also leave the target with a burn.

TM36Sludge BombPoisonSpecial9010010

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

TM38Fire BlastFireSpecial110855

The target is attacked with an intense blast of all-consuming fire. This may also leave the target with a burn.

TM39Rock TombRockPhysical609515

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

TM41TormentDarkStatus-10015

The user torments and enrages the target, making it incapable of using the same move twice in a row.

TM42FacadeNormalPhysical7010020

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

TM44RestPsychicStatus--5

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

TM45AttractNormalStatus-10015

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

TM46ThiefDarkPhysical6010025

The user attacks and steals the target’s held item simultaneously. The user can’t steal anything if it already holds an item.

TM48RoundNormalSpecial6010015

The user attacks the target with a song. Others can join in the Round and make the attack do greater damage.

TM52Focus BlastFightingSpecial120705

The user heightens its mental focus and unleashes its power. This may also lower the target’s Sp. Def.

TM56FlingDarkPhysical-10010

The user flings its held item at the target to attack. This move’s power and effects depend on the item.

TM59IncinerateFireSpecial6010015

The user attacks opposing Pokémon with fire. If a Pokémon is holding a certain item, such as a Berry, the item becomes burned up and unusable.

TM64ExplosionNormalPhysical2501005

The user attacks everything around it by causing a tremendous explosion. The user faints upon using this move.

TM66PaybackDarkPhysical5010010

The user stores power, then attacks. If the user moves after the target, this attack’s power will be doubled.

TM68Giga ImpactNormalPhysical150905

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

TM80Rock SlideRockPhysical759010

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

TM83InfestationBugSpecial2010020

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

TM84Poison JabPoisonPhysical8010020

The target is stabbed with a tentacle or arm steeped in poison. This may also poison the target.

TM87SwaggerNormalStatus-9015

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

TM88Sleep TalkNormalStatus--10

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

TM90SubstituteNormalStatus--10

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

TM94Rock SmashFightingPhysical4010015

The user attacks with a punch. This may also lower the target’s Defense stat. This move can also shatter rocks in the field.

TM97Dark PulseDarkSpecial8010015

The user releases a horrible aura imbued with dark thoughts. This may also make the target flinch.

TM98Power-Up PunchFightingPhysical4010020

Striking opponents over and over makes the user’s fists harder. Hitting a target raises the Attack stat.

TM100ConfideNormalStatus--20

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

Stench

Ability Slot 1

The stench may cause the target to flinch.

Has a 10% chance of making target Pokémon flinch with each hit.

Sticky Hold

Ability Slot 2

Protects the Pokémon from item theft.

Prevents a held item from being removed by other Pokémon.

Poison Touch

Hidden Ability

May poison a target when the Pokémon makes contact.

Has a 30% chance of poisoning target Pokémon upon contact.

Dittobase

© 2026 dittobase.com. All rights reserved.

This website is an independent platform and is not associated with, validated, backed, or sponsored by Nintendo, Game Freak, Niantic, or The Pokémon Company.

X/Y / Pokédex

Muk

Muk

#89 in the X and Y Pokédex • Sludge Pokémon

Pokémon X

They love to gather in smelly areas where sludge accumulates, making the stench around them worse.

Pokémon Y

A toxic fluid seeps from its body. The fluid instantly kills plants and trees on contact.

Pokédexes

-

Egg Group

Amorphous

Steps to Hatch

5,120

Effort Values Yielded

1 HP, 1 Atk

Gender Ratio

50% male / 50% female

Capture Rate

75

Base Experience

175
PokémonRequiresEvolution
Grimer

Grimer

#88

Level 38

Muk

Muk

#89

Pokémon X

LocationMethodLevelChanceConditions

Friend Safari

Friend Safari (Poison)

Walking in tall grass or a cave3033%

Randomly assigned to Friend Safari Slot 3

Pokémon Y

LocationMethodLevelChanceConditions

Friend Safari

Friend Safari (Poison)

Walking in tall grass or a cave3033%

Randomly assigned to Friend Safari Slot 3

Grimer

Shellder

Muk normal sprite

Normal

Shiny Muk sprite

Shiny

Muk

Sludge Pokémon

#89
Poison

Height

1.2 m

Weight

30 kg

Base XP

175

Abilities

StenchSticky HoldPoison Touch

HP

105

Attack

105

Defense

75

Sp. Atk

65

Sp. Def

100

Speed

50

Total

500

Type Chart

Weaknesses

Takes 2× from

GroundPsychic

Resistances

Takes 0.5× from

GrassFightingPoisonBugFairy
Black SludgeBlack Sludge
Pokémon X: 50%
Pokémon Y: 50%
Class
Description
StartPoundNormalPhysical4010035

The target is physically pounded with a long tail, a foreleg, or the like.

StartHardenNormalStatus--30

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

StartPoison GasPoisonStatus-9040

A cloud of poison gas is sprayed in the face of opposing Pokémon. This may also poison those hit.

StartMud-SlapGroundSpecial2010010

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

4HardenNormalStatus--30

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

7Mud-SlapGroundSpecial2010010

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

12DisableNormalStatus-10020

For four turns, this move prevents the target from using the move it last used.

15SludgePoisonSpecial6510020

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

18MinimizeNormalStatus--10

The user compresses its body to make itself look smaller, which sharply raises its evasiveness.

21Mud BombGroundSpecial658510

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

26Sludge BombPoisonSpecial9010010

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

29FlingDarkPhysical-10010

The user flings its held item at the target to attack. This move’s power and effects depend on the item.

32ScreechNormalStatus-8540

An earsplitting screech harshly lowers the target’s Defense stat.

37Sludge WavePoisonSpecial9510010

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

43Acid ArmorPoisonStatus--20

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

49Gunk ShotPoisonPhysical120805

The user shoots filthy garbage at the target to attack. This may also poison the target.

53BelchPoisonSpecial1209010

The user lets out a damaging belch at the target. The user must eat a held Berry to use this move.

57MementoDarkStatus-10010

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

Class
Description
HM04StrengthNormalPhysical8010015

The target is slugged with a punch thrown at maximum power. This can also be used to move heavy boulders.

TM06ToxicPoisonStatus-9010

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

TM09VenoshockPoisonSpecial6510010

The user drenches the target in a special poisonous liquid. This move’s power is doubled if the target is poisoned.

TM10Hidden PowerNormalSpecial6010015

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

TM11Sunny DayFireStatus--5

The user intensifies the sun for five turns, powering up Fire-type moves.

TM12TauntDarkStatus-10020

The target is taunted into a rage that allows it to use only attack moves for three turns.

TM15Hyper BeamNormalSpecial150905

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

TM17ProtectNormalStatus--10

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

TM18Rain DanceWaterStatus--5

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

TM21FrustrationNormalPhysical-10020

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

TM24ThunderboltElectricSpecial9010015

A strong electric blast crashes down on the target. This may also leave the target with paralysis.

TM25ThunderElectricSpecial1107010

A wicked thunderbolt is dropped on the target to inflict damage. This may also leave the target with paralysis.

TM27ReturnNormalPhysical-10020

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

TM28DigGroundPhysical8010010

The user burrows, then attacks on the next turn. It can also be used to exit dungeons.

TM30Shadow BallGhostSpecial8010015

The user hurls a shadowy blob at the target. This may also lower the target’s Sp. Def stat.

TM31Brick BreakFightingPhysical7510015

The user attacks with a swift chop. It can also break barriers, such as Light Screen and Reflect.

TM32Double TeamNormalStatus--15

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

TM34Sludge WavePoisonSpecial9510010

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

TM35FlamethrowerFireSpecial9010015

The target is scorched with an intense blast of fire. This may also leave the target with a burn.

TM36Sludge BombPoisonSpecial9010010

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

TM38Fire BlastFireSpecial110855

The target is attacked with an intense blast of all-consuming fire. This may also leave the target with a burn.

TM39Rock TombRockPhysical609515

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

TM41TormentDarkStatus-10015

The user torments and enrages the target, making it incapable of using the same move twice in a row.

TM42FacadeNormalPhysical7010020

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

TM44RestPsychicStatus--5

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

TM45AttractNormalStatus-10015

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

TM46ThiefDarkPhysical6010025

The user attacks and steals the target’s held item simultaneously. The user can’t steal anything if it already holds an item.

TM48RoundNormalSpecial6010015

The user attacks the target with a song. Others can join in the Round and make the attack do greater damage.

TM52Focus BlastFightingSpecial120705

The user heightens its mental focus and unleashes its power. This may also lower the target’s Sp. Def.

TM56FlingDarkPhysical-10010

The user flings its held item at the target to attack. This move’s power and effects depend on the item.

TM59IncinerateFireSpecial6010015

The user attacks opposing Pokémon with fire. If a Pokémon is holding a certain item, such as a Berry, the item becomes burned up and unusable.

TM64ExplosionNormalPhysical2501005

The user attacks everything around it by causing a tremendous explosion. The user faints upon using this move.

TM66PaybackDarkPhysical5010010

The user stores power, then attacks. If the user moves after the target, this attack’s power will be doubled.

TM68Giga ImpactNormalPhysical150905

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

TM80Rock SlideRockPhysical759010

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

TM83InfestationBugSpecial2010020

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

TM84Poison JabPoisonPhysical8010020

The target is stabbed with a tentacle or arm steeped in poison. This may also poison the target.

TM87SwaggerNormalStatus-9015

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

TM88Sleep TalkNormalStatus--10

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

TM90SubstituteNormalStatus--10

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

TM94Rock SmashFightingPhysical4010015

The user attacks with a punch. This may also lower the target’s Defense stat. This move can also shatter rocks in the field.

TM97Dark PulseDarkSpecial8010015

The user releases a horrible aura imbued with dark thoughts. This may also make the target flinch.

TM98Power-Up PunchFightingPhysical4010020

Striking opponents over and over makes the user’s fists harder. Hitting a target raises the Attack stat.

TM100ConfideNormalStatus--20

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

Stench

Ability Slot 1

The stench may cause the target to flinch.

Has a 10% chance of making target Pokémon flinch with each hit.

Sticky Hold

Ability Slot 2

Protects the Pokémon from item theft.

Prevents a held item from being removed by other Pokémon.

Poison Touch

Hidden Ability

May poison a target when the Pokémon makes contact.

Has a 30% chance of poisoning target Pokémon upon contact.

Dittobase

© 2026 dittobase.com. All rights reserved.

This website is an independent platform and is not associated with, validated, backed, or sponsored by Nintendo, Game Freak, Niantic, or The Pokémon Company.