What does Grimer evolve into?

Grimer has 2 evolution paths: Muk at level 38 and Alolan Muk at level 38. Different conditions, different results.

At what level does Grimer evolve?

Grimer has 2 evolution paths: Muk at level 38 and Alolan Muk at level 38. Different method for each one.

For Let's Go Pikachu & Eevee, you can run Grimer through the first few routes without issues. 325 BST won't carry you far though. Get it to Muk as fast as you can.

Where can you catch Grimer?

Grimer is catchable in Let's Go Pikachu & Eevee. Check the Locations section above for specific routes, encounter rates, and methods. It also appears in 18 other games across the series.

Grimer - Weakness, Evolution, Moveset, EVs & Stats

Physical

Trick Room

DTier

25Speed · Very Slow

Stats & Training

HP and Attack carry most of Grimer's stat budget. Speed's the obvious dump stat. Common in the wild and yields 1 HP EV. Follows a medium-fast 1M XP curve.

Base Stats

Avg

HP80

Attack80

Defense50

Sp. Atk40

Sp. Def50

Speed25

Total325

Details

Catch Rate

Easy190 / 255

Growth Rate

Medium Fast1M XP

Height0.9 m

Weight30.0 kg

Base XP65

Abilities

Stench

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

Sticky Hold

Prevents a held item from being removed by other Pokémon.

Poison TouchHA

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

EV Yield

HP+1AtkDefSpASpDSpe

HP training source

Pokedex Entries

It has a passion for trash above all else, speedily digesting it and creating brilliant crystals of sparkling poison.

Grimer Weakness

Grimer is weak to Ground and Psychic. 5 resistances help offset the weaknesses. Just 2 weak spots to worry about, which keeps teambuilding straightforward.

Grimer Weakness and Resistance Chart
Damage	Types
2x (Weak)	Ground, Psychic
0.5x (Resist)	Grass, Fighting, Poison, Bug, Fairy

Type ChartGood

2Weak

5Resist

0Immune

Score+1

4xCritical

None

2xWeak

Ground Psychic

½xResist

Grass Fighting Poison Bug Fairy

¼xResist

None

0xImmune

None

STAB (2)

Grass Fairy

How to Beat Grimer in Let's Go Pikachu & Eevee (Best Counters)

Rhydon GroundRock	C
Available Moves Moves EarthquakeLv. 54 Drill RunLv. 24 Damage vs Grimer Earthquake 2x 157-186%KO Drill Run 2x 126-149%KO View Rhydon builds →
Dugtrio Ground	C
Available Moves Moves EarthquakeLv. 35 DigLv. 18 Damage vs Grimer Earthquake 2x 126-149%KO Dig 2x 102-120%KO View Dugtrio builds →
Marowak Ground	C
Available Moves Moves Bone ClubLv. 12 BonemerangLv. 26 Damage vs Grimer Bone Club 2x 69-81% Bonemerang 2x 54-64% View Marowak builds →
Graveler RockGround	C
Available Move Moves EarthquakeLv. 31 Damage vs Grimer Earthquake 2x 121-143%KO View Graveler builds →
Onix RockGround	C
Available Moves Moves EarthquakeLv. 35 DigLv. 20 Damage vs Grimer Earthquake 2x 69-81% Dig 2x 55-66% View Onix builds →

Let's Go Pikachu & Eevee Evolution

One evolution ahead. Grimer grows into Muk through a straightforward two-stage chain. A small partner pool for breeding via one egg group. Eggs are average hatch time. Evolving adds up to 175 stat points total. View every chain in the Evolution Chart.

How to Evolve

2 Evolutions

#088Grimer

#089MukLevel 38

Alola

#089Alola MukLevel 38

Stat Comparison 3 Stages

Grimer

Poison

Muk

Poison

Alola Muk

Poison

105+25

ATK

105+25

DEF

75+25

SP.ATK

65+25

SP.DEF

100+50

SPE

50+25

BST

325C-Tier

500B-Tier+175

500C-Tier+175

ROLE

Trick Room

Tank

TYPE

Physical

Breeding is not available in this game

Let's Go Pikachu & Eevee Grimer Best Moveset

Best Build

Let's Go Pikachu & Eevee uses different battle mechanics.

Competitive build content is not applicable for this game. Select a main series game for builds.

Moves

TMs carry this one. Grimer learns Sludge Bomb and Poison Jab naturally for STAB, but the offensive range comes almost entirely from technical machines. Normal and Ground and beyond give it real matchup play.

Level-Up Moves

Lv 1

Poison Gas

D—9040Poison

Lv 1

Pound

—4010035Normal

Lv 6

Harden

D——30Normal

Lv 12

Minimize

———10Normal

Lv 18

Disable

C—10020Normal

Lv 24

Sludge

D6510020Poison

Lv 30

Screech

——8540Normal

Lv 36

Toxic

C—9010Poison

Lv 42

Acid Armor

D——20Poison

Lv 48

Sludge Bomb

D9010010Poison

TM Moves

TM10

Dig

C8010010Ground

TM12

Facade

D7010020Normal

TM46

Fire Blast

D110855Fire

TM31

Fire Punch

C7510015Fire

TM37

Flamethrower

D9010015Fire

TM01

Headbutt

D7010015Normal

TM03

Helping Hand+5

C——20Normal

TM35

Ice Punch

C7510015Ice

TM53

Mega Drain

D7510015Grass

TM26

Poison Jab

C8010020Poison

TM07

Protect+4

C——10Normal

TM05

Rest

C——10Psychic

TM22

Rock Slide

D759010Rock

TM42

Self-Destruct

B2001005Normal

TM43

Shadow Ball

D8010015Ghost

TM52

Sludge Bomb

D9010010Poison

TM08

Substitute

C——10Normal

TM02

Taunt

C—10020Dark

TM38

Thunder

D1107010Electric

TM23

Thunder Punch

C7510015Electric

TM36

Thunderbolt

D9010015Electric

TM27

Toxic

C—9010Poison

Egg Moves

Grimer doesn't have any Egg moves

Tutor Moves

Grimer can't learn any Tutor moves

Let's Go Pikachu & Eevee Grimer Locations

Grimer starts showing up in late-game routes at high spawn rates across 4 encounter spots. The list below is sorted so you can pick what fits your current progress without scrolling through everything.

Best Locations to Catch Grimer in Let's Go Pikachu & Eevee

Walking and trade encounters at Lv. 37-44 across 4 spots for Grimer. Sorted by progression so you can see what's reachable at your current point in the game.

Pokémon Mansion - 1F

Grass Lv.39-44 Building

40%LateBase

Pokémon Mansion - 2F

Grass Lv.39-44 Building

30%LateBase

Power Plant

Grass Lv.37-42 Power-plant

25%LateBase

Cinnabar Island

In-game trade Lv.44 Water

LateAlolan

Trade for (give Grimer)

Grimer Guide

Grimer has 2 evolution paths: Muk at level 38 and Alolan Muk at level 38. Different conditions, different results.
Grimer has 2 evolution paths: Muk at level 38 and Alolan Muk at level 38. Different method for each one.
For Let's Go Pikachu & Eevee, you can run Grimer through the first few routes without issues. 325 BST won't carry you far though. Get it to Muk as fast as you can.
Grimer is catchable in Let's Go Pikachu & Eevee. Check the Locations section above for specific routes, encounter rates, and methods. It also appears in 18 other games across the series.

Game Availability

Since debuting in Red & Blue, Grimer has appeared in 19 titles over 10 generations. Along the way, it received an Alolan form in Generation 7, keeping it relevant across different competitive metas.

Click a game to view version-specific details

Was this page helpful?

Thanks for your feedback!

Want to tell us more?

What was most useful?

About:

What could be improved?

About:

Thanks for your feedback

Excadrill GroundSteel	A
Recommended Build AbilityMold Breaker ItemFocus Sash NatureJolly Moves EarthquakeSTAB Rapid Spin Iron Head Stealth Rock Damage vs Grimer Earthquake 2x 194-228%KO Rapid Spin 32-38% View Excadrill builds →
Starmie WaterPsychic	B
Recommended Build AbilityAnalytic ItemLife Orb NatureTimid Moves Rapid Spin Ice Beam Thunderbolt Hydro Pump Damage vs Grimer Rapid Spin 19-23% Ice Beam 61-72% Thunderbolt 61-72% Hydro Pump 113-133%KO View Starmie builds →
Gardevoir PsychicFairy	B
Recommended Build AbilitySynchronize ItemChoice Scarf NatureHardy Moves PsychicSTAB Shadow Ball Thunderbolt MoonblastSTAB Damage vs Grimer Psychic 2x 166-195%KO Shadow Ball 49-58% Thunderbolt 55-65% Moonblast 44-51% View Gardevoir builds →