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.
Grimer’s sludgy and rubbery body can be forced through any opening, however small it may be. This Pokémon enters sewer pipes to drink filthy wastewater.
Grimer emerged from the sludge that settled on a polluted seabed. This Pokémon loves anything filthy. It constantly leaks a horribly germ-infested fluid from all over its body.
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.
| Damage | Types |
|---|---|
| 2x (Weak) | Ground, Psychic |
| 0.5x (Resist) | Grass, Fighting, Poison, Bug, Fairy |
 Lunatone RockPsychic | C | |
Obtain MethodMeteor Falls Surfing Available Moves Moves
Damage vs Grimer View Lunatone builds →Psychic 2x109-128%KO Bulldoze 2x32-38% Confusion 2x62-73% | ||
 Solrock RockPsychic | C | |
Obtain MethodMeteor Falls Surfing Available Moves Moves
Damage vs Grimer View Solrock builds →Psychic 2x72-86% Bulldoze 2x48-57% Confusion 2x40-48% | ||
 Onix RockGround | C | |
Available Moves Moves
Damage vs Grimer View Onix builds →Dig 2x56-67% Bulldoze 2x43-51% | ||
 Numel FireGround | D | |
Available Moves Moves
Damage vs Grimer View Numel builds →Earth Power 2x81-96% Dig 2x67-80% Bulldoze 2x51-61% | ||
 Sandshrew Ground | D | |
Available Moves Moves
Damage vs Grimer View Sandshrew builds →Dig 2x81-96% Bulldoze 2x62-73% Sand Tomb 2x37-45% | ||
Lunatone RockPsychic | C | |
Obtain MethodMeteor Falls Surfing Available Moves Moves
Damage vs Grimer View Lunatone builds →Psychic 2x107-126%KO Bulldoze 2x32-38% Confusion 2x61-72% | ||
Solrock RockPsychic | C | |
Obtain MethodMeteor Falls Surfing Available Moves Moves
Damage vs Grimer View Solrock builds →Psychic 2x71-84% Bulldoze 2x49-58% Confusion 2x40-48% | ||
Onix RockGround | C | |
Available Moves Moves
Damage vs Grimer View Onix builds →Dig 2x56-66% Bulldoze 2x43-51% | ||
Numel FireGround | D | |
Available Moves Moves
Damage vs Grimer View Numel builds →Earth Power 2x81-96% Dig 2x68-81% Bulldoze 2x53-63% | ||
Sandshrew Ground | D | |
Available Moves Moves
Damage vs Grimer View Sandshrew builds →Dig 2x81-96% Bulldoze 2x61-72% Sand Tomb 2x38-45% | ||
Lunatone RockPsychic | C | |
Obtain MethodMeteor Falls Surfing Available Moves Moves
Damage vs Grimer View Lunatone builds →Psychic 2x108-127%KO Bulldoze 2x33-40% Confusion 2x62-74% | ||
Solrock RockPsychic | C | |
Obtain MethodMeteor Falls Surfing Available Moves Moves
Damage vs Grimer View Solrock builds →Psychic 2x72-85% Bulldoze 2x48-57% Confusion 2x41-48% | ||
Onix RockGround | C | |
Available Moves Moves
Damage vs Grimer View Onix builds →Dig 2x58-68% Bulldoze 2x42-51% | ||
Numel FireGround | D | |
Available Moves Moves
Damage vs Grimer View Numel builds →Earth Power 2x81-96% Dig 2x69-82% Bulldoze 2x53-62% | ||
Sandshrew Ground | D | |
Available Moves Moves
Damage vs Grimer View Sandshrew builds →Dig 2x81-96% Bulldoze 2x62-74% Sand Tomb 2x38-45% | ||
 Donphan Ground | C | |
Available Moves Moves
Damage vs Grimer View Donphan builds →Earthquake 2x149-176%KO Bulldoze 2x91-107%KO | ||
Lunatone RockPsychic | C | |
Obtain MethodMeteor Falls Surfing Available Moves Moves
Damage vs Grimer View Lunatone builds →Future Sight 2x147-174%KO Psychic 2x111-131%KO Bulldoze 2x32-39% Confusion 2x64-75% | ||
Solrock RockPsychic | C | |
Obtain MethodMeteor Falls Surfing Available Moves Moves
Damage vs Grimer View Solrock builds →Psychic 2x73-86% Bulldoze 2x49-59% Confusion 2x41-49% | ||
Onix RockGround | C | |
Available Moves Moves
Damage vs Grimer View Onix builds →Dig 2x56-66% Bulldoze 2x44-51% Sand Tomb 2x27-32% | ||
 Bronzor SteelPsychic | D | |
Available Moves Moves
Damage vs Grimer View Bronzor builds →Future Sight 2x58-69% Psychic 2x44-51% Extrasensory 2x40-47% Bulldoze 2x20-24% | ||
Donphan Ground | C | |
Available Moves Moves
Damage vs Grimer View Donphan builds →Earthquake 2x144-170%KO Bulldoze 2x87-103%KO | ||
Lunatone RockPsychic | C | |
Obtain MethodMeteor Falls Surfing Available Moves Moves
Damage vs Grimer View Lunatone builds →Future Sight 2x143-168%KO Earthquake 2x52-62% Psychic 2x107-126%KO Bulldoze 2x31-38% | ||
Onix RockGround | C | |
Available Moves Moves
Damage vs Grimer View Onix builds →Earthquake 2x67-80% Dig 2x55-65% Bulldoze 2x43-50% Sand Tomb 2x24-29% | ||
 Rhyhorn GroundRock | C | |
Available Moves Moves
Damage vs Grimer View Rhyhorn builds →Earthquake 2x108-128%KO Drill Run 2x87-103%KO Dig 2x87-103%KO Bulldoze 2x66-78% | ||
Bronzor SteelPsychic | D | |
Available Moves Moves
Damage vs Grimer View Bronzor builds →Future Sight 2x57-67% Earthquake 2x31-38% Psychic 2x43-50% Extrasensory 2x39-46% | ||
In Omega Ruby & Alpha Sapphire, Excadrill can KO Grimer with Earthquake (194-228%). Latios threatens a KO with Psyshock (197-232%). Gastrodon deals 55-65% with Scald.
 Excadrill GroundSteel | S | |
Recommended Build AbilityMold Breaker ItemLeftovers NatureJolly Moves
Damage vs Grimer View Excadrill builds →Earthquake 2x194-228%KO Rapid Spin32-38% | ||
 Latios DragonPsychic | A | |
Recommended Build AbilityLevitate ItemLife Orb NatureTimid Moves
Damage vs Grimer View Latios builds →Draco Meteor159-188%KO Psyshock 2x197-232%KO | ||
 Gastrodon WaterGround | B | |
Recommended Build AbilityStormdrain ItemLeftovers NatureQuiet Moves
Damage vs Grimer View Gastrodon builds →Scald55-65% | ||
 Gardevoir PsychicFairy | C | |
Recommended Build AbilityTrace ItemChoice Scarf NatureTimid Moves
Damage vs Grimer View Gardevoir builds →Moonblast44-51% Psychic 2x166-195%KO Shadow Ball49-58% | ||
Omega Ruby & Alpha Sapphire Evolution
One evolution ahead. Grimer grows into Muk through a straightforward two-stage chain. A decent 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
Breeding
Breed Grimer easily with 49 breeding partners from the Indeterminate egg group. Pass egg moves like Acid Spray, Curse, Haze and 9 more to offspring.
Omega Ruby & Alpha Sapphire Grimer Best Moveset
Best Build
No build content available for this Pokemon in Gen 6.
Try selecting a different game/generation filter, or check back later.
Moves
The TM pool is where it gets interesting. Coverage across 11 types means almost nothing walls Grimer cleanly, with Gunk Shot and Belch anchoring the STAB side. Matchup flexibility isn't a problem.
Level-Up Moves
TM Moves
Egg Moves
Tutor Moves
Transfer Moves
Omega Ruby & Alpha Sapphire Grimer Locations
Grimer tops out at low spawn rates across 2 locations in early-game routes. The encounters below are sorted by rate so you can see exactly what you're working with.
Best Locations to Catch Grimer in Omega Ruby & Alpha Sapphire
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 Omega Ruby & Alpha Sapphire, 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 Omega Ruby & Alpha Sapphire. 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
- Gen 1Y
Yellow - Gen 1RBDebut
Red & Blue - Gen 2GS
Gold & Silver - Gen 2C
Crystal - Gen 3RS
Ruby & Sapphire - Gen 3FRLG
FireRed & LeafGreen - Gen 3E
Emerald - Gen 4Pt
Platinum - Gen 4HGSS
HeartGold & SoulSilver - Gen 4DP
Diamond & Pearl - Gen 5BW
Black & White - Gen 5B2W2
Black 2 & White 2 - Gen 6XY
X & Y - Gen 6ORAS
Omega Ruby & Alpha Sapphire - Gen 7USUM
Ultra Sun & Ultra Moon - Gen 7SMAlolan
Sun & Moon - Gen 7LGPE
Let's Go Pikachu & Eevee - Gen 8SwSh
Sword & Shield - Gen 8PLA
Legends: Arceus - Gen 8BDSP
Brilliant Diamond & Shining Pearl - Gen 9SV
Scarlet & Violet - Gen 9LZA
Legends: Z-A - Gen 10WW
Winds & Waves