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Grimer (#088)

Grimer (#088) is a Poison-type Sludge Pokémon in Pokémon Red. You can catch Grimer in Pokémon Mansion (1F), Pokémon Mansion (2F), Pokémon Mansion (3F), and Pokémon Mansion (B1F); the best odds are in Pokémon Mansion (1F) (5.1%, Lv 30). It evolves into Muk at level 38. Its best stat is HP (80), and its base stat total of 275 ranks #111 of 151.

Grimer pixel-art sprite
Grimer, drawn from code for Pokémon Claude Red
National No.
#088
Type
Poison
Category
Sludge Pokémon
Height
2′11″ (0.9 m)
Weight
66.0 lb (29.9 kg)
Catch rate
190 of 255
Base EXP
90
Growth rate
Medium Fast
Grimer thrives in filthy surroundings, settling near factories so it can feed on the polluted sludge being pumped out.

Where to find Grimer in Pokémon Red

Base stats

StatBaseRank
HP80#30 of 151
Attack80#56 of 151
Defense50#108 of 151
Special40#122 of 151
Speed25#146 of 151
Total275#111 of 151

Generation I uses a single Special stat for both special attack and special defense.

Evolution

  1. Grimer pixel-art spriteGrimer
  2. Muk pixel-art spriteMuk at level 38

Type effectiveness against Grimer

Damage takenTypes
4× (double weakness)—
2× (weak to)Ground Psychic Bug
½× (resists)Grass Fighting Poison
¼× (double resistance)—
0× (immune)—

Moves learned by level up

LevelMoveTypePowerAccuracyPP
StartPoundNormal40100%35
StartDisableNormal—55%20
30Poison GasPoison—55%40
33MinimizeNormal—100%20
37SludgePoison65100%20
42HardenNormal—100%30
48ScreechNormal—85%40
55Acid ArmorPoison—100%40

TM and HM moves

TM/HMMoveTypePower
TM06ToxicPoison—
TM08Body SlamNormal85
TM20RageNormal20
TM21Mega DrainGrass40
TM24ThunderboltElectric95
TM25ThunderElectric120
TM31MimicNormal—
TM32Double TeamNormal—
TM34BideNormal—
TM36Self-DestructNormal130
TM38Fire BlastFire120
TM44RestPsychic—
TM47ExplosionNormal170
TM50SubstituteNormal—

Frequently asked questions

Where do you find Grimer in Pokémon Red?

You can catch Grimer in Pokémon Mansion (1F), Pokémon Mansion (2F), Pokémon Mansion (3F), and Pokémon Mansion (B1F); the best odds are in Pokémon Mansion (1F) (5.1%, Lv 30).

What type is Grimer?

Grimer is Poison type. It takes double damage from Ground, Psychic, and Bug.

What level does Grimer evolve?

Grimer evolves into Muk at level 38.

What moves does Grimer learn?

Grimer starts with Pound and Disable and learns Poison Gas (Lv 30), Minimize (Lv 33), Sludge (Lv 37), Harden (Lv 42), Screech (Lv 48), and Acid Armor (Lv 55) by leveling up. It can learn 14 TMs and HMs.

What are Grimer's base stats?

HP 80, Attack 80, Defense 50, Special 40, Speed 25, for a total of 275.

What's the catch rate of Grimer?

Grimer's catch rate is 190 out of 255, so it is easy to catch.