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Muk Alola

#58 in the Ultra Sun & Ultra Moon Pokédex • Sludge Pokémon

Ultra Sun

Their food sources have decreased, and their numbers have declined sharply. Sludge ponds are being built to prevent their extinction.

Ultra Moon

Because they scatter germs everywhere, they’ve long been targeted for extermination, leading to a steep decline in their population.

Pokédexes

Updated Ula’ula #29Updated Alola #58Updated Melemele #58

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

#57

Level 38

Muk

Muk

#58

Muk

Shellder

Muk Alola normal sprite

Normal

Shiny Muk Alola sprite

Shiny

Muk Alola

Sludge Pokémon

#58
PoisonDark

Height

1 m

Weight

52 kg

Base XP

175

Abilities

Poison TouchGluttonyPower of Alchemy

HP

105

Attack

105

Defense

75

Sp. Atk

65

Sp. Def

100

Speed

50

Total

500

Type Chart

Weaknesses

Takes 2× from

Ground

Resistances

Takes 0× from

Psychic

Takes 0.5× from

GrassPoisonGhostDark
Black SludgeBlack Sludge
Ultra Moon: 50%
Ultra Sun: 50%
Class
Description
StartVenom DrenchPoisonStatus-10020

Opposing Pokémon are drenched in an odd poisonous liquid. This lowers the Attack, Sp. Atk, and Speed stats of a poisoned target.

StartPoundNormalPhysical4010035

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

StartBiteDarkPhysical6010025

The target is bitten with viciously sharp fangs. This may also make the target flinch.

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, poisoning those hit.

StartVenom DrenchPoisonStatus-10020

Opposing Pokémon are drenched in an odd poisonous liquid. This lowers the Attack, Sp. Atk, and Speed stats of a poisoned target.

4HardenNormalStatus--30

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

7BiteDarkPhysical6010025

The target is bitten with viciously sharp fangs. This may also make the target flinch.

12DisableNormalStatus-10020

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

15Acid SprayPoisonSpecial4010020

The user spits fluid that works to melt the target. This harshly lowers the target’s Sp. Def stat.

18Poison FangPoisonPhysical5010015

The user bites the target with toxic fangs. This may also leave the target badly poisoned.

21MinimizeNormalStatus--10

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

26FlingDarkPhysical-10010

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

29Knock OffDarkPhysical6510020

The user slaps down the target’s held item, and that item can’t be used in that battle. The move does more damage if the target has a held item.

32CrunchDarkPhysical8010015

The user crunches up the target with sharp fangs. This may also lower the target’s Defense stat.

37ScreechNormalStatus-8540

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

40Gunk ShotPoisonPhysical120805

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

46Acid ArmorPoisonStatus--20

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

52BelchPoisonSpecial1209010

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
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. It lowers the power of Water-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. It lowers the power of Fire-type moves.

TM21FrustrationNormalPhysical-10020

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

TM27ReturnNormalPhysical-10020

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

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

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

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 to increase the power of the attack.

TM52Focus BlastFightingSpecial120705

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

TM56FlingDarkPhysical-10010

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

TM59Brutal SwingDarkPhysical6010020

The user swings its body around violently to inflict damage on everything in its vicinity.

TM60QuashDarkStatus-10015

The user suppresses the target and makes its move go last.

TM63EmbargoDarkStatus-10015

This move prevents the target from using its held item for five turns. Its Trainer is also prevented from using items on it.

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.

TM69Rock PolishRockStatus--20

The user polishes its body to reduce drag. This can sharply raise the Speed stat.

TM71Stone EdgeRockPhysical100805

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

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-8515

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.

TM95SnarlDarkSpecial559515

The user yells as if it’s ranting about something, which lowers the Sp. Atk stat of opposing Pokémon.

TM97Dark PulseDarkSpecial8010015

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

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.

Class
Description
BlockNormalStatus--5

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

Fire PunchFirePhysical7510015

The target is punched with a fiery fist. This may also leave the target with a burn.

Focus PunchFightingPhysical15010020

The user focuses its mind before launching a punch. This move fails if the user is hit before it is used.

Gastro AcidPoisonStatus-10010

The user hurls up its stomach acids on the target. The fluid eliminates the effect of the target’s Ability.

Giga DrainGrassSpecial7510010

A nutrient-draining attack. The user’s HP is restored by half the damage taken by the target.

Gunk ShotPoisonPhysical120805

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

Ice PunchIcePhysical7510015

The target is punched with an icy fist. This may also leave the target frozen.

Knock OffDarkPhysical6510020

The user slaps down the target’s held item, and that item can’t be used in that battle. The move does more damage if the target has a held item.

Pain SplitNormalStatus--20

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

RecycleNormalStatus--10

The user recycles a held item that has been used in battle so it can be used again.

Shock WaveElectricSpecial60-20

The user strikes the target with a quick jolt of electricity. This attack never misses.

SnoreNormalSpecial5010015

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

SpiteGhostStatus-10010

The user unleashes its grudge on the move last used by the target by cutting 4 PP from it.

Thunder PunchElectricPhysical7510015

The target is punched with an electrified fist. This may also leave the target with paralysis.

Poison Touch

Ability Slot 1

May poison a target when the Pokémon makes contact.

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

Gluttony

Ability Slot 2

Makes the Pokémon eat a held Berry when its HP drops to half or less, which is sooner than usual.

Makes the Pokémon eat any held Berry triggered by low HP below 1/2 its max HP.

Power of Alchemy

Hidden Ability

The Pokémon copies the Ability of a defeated ally.

When an ally faints, this Pokémon gains its Ability.

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.

USUM / Pokédex

Muk Alola

Muk Alola

#58 in the Ultra Sun & Ultra Moon Pokédex • Sludge Pokémon

Ultra Sun

Their food sources have decreased, and their numbers have declined sharply. Sludge ponds are being built to prevent their extinction.

Ultra Moon

Because they scatter germs everywhere, they’ve long been targeted for extermination, leading to a steep decline in their population.

Pokédexes

Updated Ula’ula #29Updated Alola #58Updated Melemele #58

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

#57

Level 38

Muk

Muk

#58

Muk

Shellder

Muk Alola normal sprite

Normal

Shiny Muk Alola sprite

Shiny

Muk Alola

Sludge Pokémon

#58
PoisonDark

Height

1 m

Weight

52 kg

Base XP

175

Abilities

Poison TouchGluttonyPower of Alchemy

HP

105

Attack

105

Defense

75

Sp. Atk

65

Sp. Def

100

Speed

50

Total

500

Type Chart

Weaknesses

Takes 2× from

Ground

Resistances

Takes 0× from

Psychic

Takes 0.5× from

GrassPoisonGhostDark
Black SludgeBlack Sludge
Ultra Moon: 50%
Ultra Sun: 50%
Class
Description
StartVenom DrenchPoisonStatus-10020

Opposing Pokémon are drenched in an odd poisonous liquid. This lowers the Attack, Sp. Atk, and Speed stats of a poisoned target.

StartPoundNormalPhysical4010035

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

StartBiteDarkPhysical6010025

The target is bitten with viciously sharp fangs. This may also make the target flinch.

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, poisoning those hit.

StartVenom DrenchPoisonStatus-10020

Opposing Pokémon are drenched in an odd poisonous liquid. This lowers the Attack, Sp. Atk, and Speed stats of a poisoned target.

4HardenNormalStatus--30

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

7BiteDarkPhysical6010025

The target is bitten with viciously sharp fangs. This may also make the target flinch.

12DisableNormalStatus-10020

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

15Acid SprayPoisonSpecial4010020

The user spits fluid that works to melt the target. This harshly lowers the target’s Sp. Def stat.

18Poison FangPoisonPhysical5010015

The user bites the target with toxic fangs. This may also leave the target badly poisoned.

21MinimizeNormalStatus--10

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

26FlingDarkPhysical-10010

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

29Knock OffDarkPhysical6510020

The user slaps down the target’s held item, and that item can’t be used in that battle. The move does more damage if the target has a held item.

32CrunchDarkPhysical8010015

The user crunches up the target with sharp fangs. This may also lower the target’s Defense stat.

37ScreechNormalStatus-8540

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

40Gunk ShotPoisonPhysical120805

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

46Acid ArmorPoisonStatus--20

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

52BelchPoisonSpecial1209010

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
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. It lowers the power of Water-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. It lowers the power of Fire-type moves.

TM21FrustrationNormalPhysical-10020

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

TM27ReturnNormalPhysical-10020

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

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

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

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 to increase the power of the attack.

TM52Focus BlastFightingSpecial120705

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

TM56FlingDarkPhysical-10010

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

TM59Brutal SwingDarkPhysical6010020

The user swings its body around violently to inflict damage on everything in its vicinity.

TM60QuashDarkStatus-10015

The user suppresses the target and makes its move go last.

TM63EmbargoDarkStatus-10015

This move prevents the target from using its held item for five turns. Its Trainer is also prevented from using items on it.

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.

TM69Rock PolishRockStatus--20

The user polishes its body to reduce drag. This can sharply raise the Speed stat.

TM71Stone EdgeRockPhysical100805

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

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-8515

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.

TM95SnarlDarkSpecial559515

The user yells as if it’s ranting about something, which lowers the Sp. Atk stat of opposing Pokémon.

TM97Dark PulseDarkSpecial8010015

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

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.

Class
Description
BlockNormalStatus--5

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

Fire PunchFirePhysical7510015

The target is punched with a fiery fist. This may also leave the target with a burn.

Focus PunchFightingPhysical15010020

The user focuses its mind before launching a punch. This move fails if the user is hit before it is used.

Gastro AcidPoisonStatus-10010

The user hurls up its stomach acids on the target. The fluid eliminates the effect of the target’s Ability.

Giga DrainGrassSpecial7510010

A nutrient-draining attack. The user’s HP is restored by half the damage taken by the target.

Gunk ShotPoisonPhysical120805

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

Ice PunchIcePhysical7510015

The target is punched with an icy fist. This may also leave the target frozen.

Knock OffDarkPhysical6510020

The user slaps down the target’s held item, and that item can’t be used in that battle. The move does more damage if the target has a held item.

Pain SplitNormalStatus--20

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

RecycleNormalStatus--10

The user recycles a held item that has been used in battle so it can be used again.

Shock WaveElectricSpecial60-20

The user strikes the target with a quick jolt of electricity. This attack never misses.

SnoreNormalSpecial5010015

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

SpiteGhostStatus-10010

The user unleashes its grudge on the move last used by the target by cutting 4 PP from it.

Thunder PunchElectricPhysical7510015

The target is punched with an electrified fist. This may also leave the target with paralysis.

Poison Touch

Ability Slot 1

May poison a target when the Pokémon makes contact.

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

Gluttony

Ability Slot 2

Makes the Pokémon eat a held Berry when its HP drops to half or less, which is sooner than usual.

Makes the Pokémon eat any held Berry triggered by low HP below 1/2 its max HP.

Power of Alchemy

Hidden Ability

The Pokémon copies the Ability of a defeated ally.

When an ally faints, this Pokémon gains its Ability.

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.