USUM / Pokédex

Alolan Grimer

Back to Pokédex

Alolan Grimer in Pokémon Ultra Sun & Ultra Moon

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

Alolan Grimer in the National Pokédex
Alolan Grimer sprite

Normal

Shiny Alolan Grimer sprite

Shiny

Pokédex entries

Ultra Sun

It was born from sludge on the ocean floor. In a sterile environment, the germs within its body can’t multiply, and it dies.

Ultra Moon

The wastewater coming from factories is clean these days, so Grimer have nothing to eat. They’re said to be on the verge of extinction.

Pokémon details

Types

PoisonDark

Category

Sludge Pokémon

Height

0.7 m (2'04")

Weight

42 kg (92.6 lbs)

National Pokédex

#0088

Pokédex

#57

Alolan Grimer in Other Games

National Dex page

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

Min

Max

HP

80

270

364

Attack

80

148

284

Defense

50

94

218

Sp. Atk

40

76

196

Sp. Def

50

94

218

Speed

25

49

163

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 Alolan Grimer, 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
Alola #57Melemele #57Ula'ula #28
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
Grimer

Grimer

#57

Level 38

Muk

Muk

#58

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

Malie City

Malie City — Outer Cape

Walking in tall grass or a cave25-2830%

-

Hau'oli City

Hau'oli City — Shopping District

Walking in tall grass or a cave6-910%

-

Hau'oli City

Hau'oli City — Shopping District

Walking in tall grass or a cave6-95%

-

Route 1

Route 1 — Trainer School

Walking in tall grass or a cave5-810%

-

Hau'oli City

Hau'oli City — Shopping District

SOS ally encounter6-9-

SOS ally of grimer alola; requires a successful call for help., Unlike original Sun/Moon, the SOS chain counter stops at 255; bonuses remain instead of rolling over to the initial rates., Ally-selection proportions apply after a successful SOS call; they are not the chance of an ordinary encounter or a successful response., Ordinary SOS becomes available after Ilima’s trial. USUM wild Pokémon summon only one ally per battle without an Adrenaline Orb; trial/Totem exceptions are separate.

Ultra Sun
LocationMethodLevelChanceConditions

Malie City

Malie City — Outer Cape

Walking in tall grass or a cave25-2830%

-

Hau'oli City

Hau'oli City — Shopping District

Walking in tall grass or a cave6-95%

-

Hau'oli City

Hau'oli City — Shopping District

Walking in tall grass or a cave6-910%

-

Route 1

Route 1 — Trainer School

Walking in tall grass or a cave5-810%

-

Hau'oli City

Hau'oli City — Shopping District

SOS ally encounter6-9-

SOS ally of grimer alola; requires a successful call for help., Unlike original Sun/Moon, the SOS chain counter stops at 255; bonuses remain instead of rolling over to the initial rates., Ally-selection proportions apply after a successful SOS call; they are not the chance of an ordinary encounter or a successful response., Ordinary SOS becomes available after Ilima’s trial. USUM wild Pokémon summon only one ally per battle without an Adrenaline Orb; trial/Totem exceptions are separate.

Items this Pokémon may hold when encountered in the wild.
Ultra Moon
5%
Ultra Sun
5%

Moves this Pokémon learns naturally by reaching specific levels.
Class
StartPound

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

Normal4010035
StartPoison Gas

A cloud of poison gas is sprayed in the face of opposing Pokémon, poisoning those hit.

Poison-9040
4Harden

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

Normal--30
7Bite

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

Dark6010025
12Disable

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

Normal-10020
15Acid Spray

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

Poison4010020
18Poison Fang

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

Poison5010015
21Minimize

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

Normal--10
26Fling

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

Dark-10010
29Knock Off

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.

Dark6510020
32Crunch

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

Dark8010015
37Screech

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

Normal-8540
40Gunk Shot

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

Poison120805
43Acid Armor

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

Poison--20
46Belch

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

Poison1209010
48Memento

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 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
TM09Venoshock

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

Poison6510010
TM10Hidden Power

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

Normal6010015
TM11Sunny Day

The user intensifies the sun for five turns, powering up Fire-type moves. It lowers the power of Water-type moves.

Fire--5
TM12Taunt

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

Dark-10020
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
TM30Shadow Ball

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

Ghost8010015
TM32Double Team

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

Normal--15
TM34Sludge Wave

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

Poison9510010
TM35Flamethrower

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

Fire9010015
TM36Sludge Bomb

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

Poison9010010
TM38Fire Blast

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

Fire110855
TM39Rock Tomb

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

Rock609515
TM41Torment

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

Dark-10015
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
TM46Thief

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

Dark6010025
TM48Round

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

Normal6010015
TM56Fling

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

Dark-10010
TM59Brutal Swing

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

Dark6010020
TM60Quash

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

Dark-10015
TM63Embargo

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

Dark-10015
TM64Explosion

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

Normal2501005
TM66Payback

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

Dark5010010
TM69Rock Polish

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

Rock--20
TM71Stone Edge

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

Rock100805
TM80Rock Slide

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

Rock759010
TM83Infestation

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

Bug2010020
TM84Poison Jab

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

Poison8010020
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
TM95Snarl

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

Dark559515
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
Fire Punch

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

Fire7510015
Gastro Acid

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

Poison-10010
Giga Drain

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

Grass7510010
Gunk Shot

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

Poison120805
Ice Punch

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

Ice7510015
Knock Off

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.

Dark6510020
Pain Split

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

Normal--20
Shock Wave

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

Electric60-20
Snore

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

Normal5010015
Spite

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

Ghost-10010
Thunder Punch

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

Electric7510015

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

If the target has already taken some damage in the same turn, this attack’s power is doubled.

Dark6010010
Clear Smog

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

Poison50-15
Curse

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

Ghost--10
Imprison

If opposing Pokémon know any move also known by the user, they are prevented from using it.

Psychic--10
Mean Look

The user pins the target with a dark, arresting look. The target becomes unable to flee.

Normal--5
Power-Up Punch

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

Fighting4010020
Pursuit

The power of this attack move is doubled if it’s used on a target that’s switching out of battle.

Dark4010020
Scary Face

The user frightens the target with a scary face to harshly lower its Speed stat.

Normal-10010
Shadow Sneak

The user extends its shadow and attacks the target from behind. This move always goes first.

Ghost4010030
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
Spite

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

Ghost-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

Ability options available to this Pokémon in this game.

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.

Join Discord

Join a community of 5,000+ Trainers.

discord.gg/dittobase