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.

- 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
- Pokémon Mansion (1F): walking, Lv 30, 5.1% of encounters.
- Pokémon Mansion (2F): walking, Lv 30, 5.1% of encounters.
- Pokémon Mansion (3F): walking, Lv 34, 5.1% of encounters.
- Pokémon Mansion (B1F): walking, Lv 35, 5.1% of encounters.
Base stats
| Stat | Base | Rank | |
|---|---|---|---|
| HP | 80 | #30 of 151 | |
| Attack | 80 | #56 of 151 | |
| Defense | 50 | #108 of 151 | |
| Special | 40 | #122 of 151 | |
| Speed | 25 | #146 of 151 | |
| Total | 275 | #111 of 151 |
Generation I uses a single Special stat for both special attack and special defense.
Evolution
Type effectiveness against Grimer
| Damage taken | Types |
|---|---|
| 4× (double weakness) | — |
| 2× (weak to) | Ground Psychic Bug |
| ½× (resists) | Grass Fighting Poison |
| ¼× (double resistance) | — |
| 0× (immune) | — |
Moves learned by level up
| Level | Move | Type | Power | Accuracy | PP |
|---|---|---|---|---|---|
| Start | Pound | Normal | 40 | 100% | 35 |
| Start | Disable | Normal | — | 55% | 20 |
| 30 | Poison Gas | Poison | — | 55% | 40 |
| 33 | Minimize | Normal | — | 100% | 20 |
| 37 | Sludge | Poison | 65 | 100% | 20 |
| 42 | Harden | Normal | — | 100% | 30 |
| 48 | Screech | Normal | — | 85% | 40 |
| 55 | Acid Armor | Poison | — | 100% | 40 |
TM and HM moves
| TM/HM | Move | Type | Power |
|---|---|---|---|
| TM06 | Toxic | Poison | — |
| TM08 | Body Slam | Normal | 85 |
| TM20 | Rage | Normal | 20 |
| TM21 | Mega Drain | Grass | 40 |
| TM24 | Thunderbolt | Electric | 95 |
| TM25 | Thunder | Electric | 120 |
| TM31 | Mimic | Normal | — |
| TM32 | Double Team | Normal | — |
| TM34 | Bide | Normal | — |
| TM36 | Self-Destruct | Normal | 130 |
| TM38 | Fire Blast | Fire | 120 |
| TM44 | Rest | Psychic | — |
| TM47 | Explosion | Normal | 170 |
| TM50 | Substitute | Normal | — |
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.