Main Pokédex page | Flavor text and images
General
Abilities
- Stench
- If this Pokémon is first on your belt, the chance of a wild encounter drops.
- Sticky Hold
- This Pokémon's item cannot be removed by enemy moves.
Dex Numbers
- Generation
RBY
Kanto- 88
Johto- 116
Hoenn- 106
Sinnoh- n/a
Names
- Japanese
- ベトベター
- Romaji
- Betobetaa
Flavor
- Height
- 2'11.4" or 0.9 m
- Weight
- 66.1 lb or 30 kg
- Species
- Sludge
- Color
- purple
- Cry
- mp3 here
Habitat
- Pawprint

Misc
- R/B/Y code
- 13 or 0x0d
Breeding
- Gender
½ male; ½ female (code: 127 or 0x7f)- Breeding groups
- 11: Indeterminate
- Steps to hatch
- 5,120
- Compatible with
- 14 families; 31 total Pokémon
In the Wild
- Base EXP
- 90 or 0x5a
- Capture rate
- 190 or 0xbe
- Base happiness
- 70 or 0x46
- Growth rate
- medium
- Effort points
- 1 HP
- Wild held items
- Nugget (5%)
Evolution Chain
Comparison of this evolution chain
| Basic | Stage 1 |
|---|---|
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Stats
| Stat | Base | Max Stat | %ile | |
|---|---|---|---|---|
| L50 | L100 | |||
| HP | 187 | 364 | 71.8 | |
| Attack | 132 | 259 | 56.4 | |
| Defense | 102 | 199 | 24.9 | |
| Special Attack | 92 | 179 | 13.8 | |
| Special Defense | 102 | 199 | 22.7 | |
| Speed | 77 | 149 | 4.5 | |
| Average | - | - | 27.4 | |
Flavor
All versions' flavor text and sprites
It was born when sludge in a dirty stream was exposed to the moon's X-rays. It appears among filth.
Locations
Sorry, Pearl players! Only Diamond for the moment.
| Area | Section | Level | Method |
|---|---|---|---|
| Route 212 | Pastoria City side | 18 - 20 | 12%
|
Move List
Grimer's Attack is higher, so it will inflict more damage with physical (
) moves.
Grimer gets the STAB from
moves.
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Move | Type | Dmg | PP | Power | Acc.* | Pri. | Description | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| -- | -- | -- | Poison Gas | ![]() |
|
40 | -- | 55% | Poisons the target. | |||
| -- | -- | -- | -- | Pound | ![]() |
|
35 | 40 | 100% | Inflicts regular damage. | ||
| 5 | 4 | 4 | Harden | ![]() |
|
30 | -- | 100% | Raises the user's Defense. | |||
| 7 | Mud-Slap | ![]() |
|
10 | 20 | 100% | Has a 100% chance to lower the target's Accuracy. | |||||
| -- | 10 | 8 | 12 | Disable | ![]() |
|
20 | -- | 80% | Disables the target's last used move for 1-8 turns. | ||
| 16 | 13 | Sludge | ![]() |
|
20 | 65 | 100% | Has a 30% chance to Poison the target. | ||||
| 23 | 19 | 17 | Minimize | ![]() |
|
20 | -- | 100% | Raises the user's Evade. | |||
| 20 | Sludge | ![]() |
|
20 | 65 | 100% | Has a 30% chance to Poison the target. | |||||
| 23 | Mud Bomb | ![]() |
|
10 | 65 | 85% | Has a 30% chance to lower the target's Accuracy. | |||||
| 28 | Fling | ![]() |
|
10 | varies | 100% | Throws held item at the target; power depends on the item. | |||||
| 30 | Poison Gas | ![]() |
|
40 | -- | 55% | Poisons the target. | |||||
| 33 | Minimize | ![]() |
|
20 | -- | 100% | Raises the user's Evade. | |||||
| 31 | 26 | 33 | Screech | ![]() |
|
40 | -- | 85% | Lowers the target's Defense by two levels. | |||
| 36 | Sludge Bomb | ![]() |
|
10 | 90 | 100% | Has a 30% chance to Poison the target. | |||||
| 37 | Sludge | ![]() |
|
20 | 65 | 100% | Has a 30% chance to Poison the target. | |||||
| 40 | 34 | 39 | Acid Armor | ![]() |
|
40 | -- | 100% | Raises the user's Defense by two levels. | |||
| 42 | Harden | ![]() |
|
30 | -- | 100% | Raises the user's Defense. | |||||
| 44 | Gunk Shot | ![]() |
|
5 | 120 | 70% | Has a 30% chance to Poison the target. | |||||
| 48 | Screech | ![]() |
|
40 | -- | 85% | Lowers the target's Defense by two levels. | |||||
| 50 | 43 | Sludge Bomb | ![]() |
|
10 | 90 | 100% | Has a 30% chance to Poison the target. | ||||
| 53 | 49 | Memento | ![]() |
|
10 | -- | 100% | Lowers the target's Attack and Special Attack by two levels. User faints. | ||||
| 55 | Acid Armor | ![]() |
|
40 | -- | 100% | Raises the user's Defense by two levels. | |||||
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![]() | Egg moves (Pokémon can also inherit any TMs they are compatible with) | ||||||||
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Curse | ![]() |
|
10 | -- | 100% | Ghosts pay half their max HP to hurt the target every turn. Others decrease Speed but raise Attack and Defense. | |||
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Explosion | ![]() |
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5 | 250 | 100% | Inflicts double damage and faints the user. | |||
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Haze | ![]() |
|
30 | -- | 100% | Resets all Pokemon's stats, Accuracy, and Evasion. | ||
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Imprison | ![]() |
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10 | -- | 100% | Prevents the target from using any moves that the user also knows. | |||
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Lick | ![]() |
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30 | 20 | 100% | Has a 30% chance to Paralyze the target. | ||
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Mean Look | ![]() |
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5 | -- | 100% | Prevents the target from leaving battle. | ||
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Shadow Punch | ![]() |
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20 | 60 | 100% | Never misses. | |||
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Shadow Sneak | ![]() |
|
30 | 40 | 100% | 1 | Goes first. Inflicts regular damage. | |||
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Spit Up | ![]() |
|
10 | varies | 100% | Power is equal to 100 times the amount of energy Stockpiled. | ||||
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Stockpile | ![]() |
|
20 | -- | 100% | Stores energy up to three times for use with Spit Up and Swallow. | ||||
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Swallow | ![]() |
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10 | -- | 100% | Recovers 1/4 HP after one Stockpile, 1/2 HP after two Stockpiles, or full HP after three Stockpiles. | ||||
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![]() | Tutored moves | ||||||||
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Fire Punch | ![]() |
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15 | 75 | 100% | Has a 10% chance to Burn the target. | |||||
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Ice Punch | ![]() |
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15 | 75 | 100% | Has a 10% chance to Freeze the target. | |||||
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ThunderPunch | ![]() |
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15 | 75 | 100% | Has a 10% chance to Paralyze the target. | |||||
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Body Slam | ![]() |
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15 | 85 | 100% | Has a 30% chance to Paralyze the target. | |||||
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Flamethrower | ![]() |
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15 | 95 | 100% | Has a 10% chance to Burn the target. | |||||
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Thunderbolt | ![]() |
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15 | 95 | 100% | Has a 10% chance to Paralyze the target. | |||||
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Mimic | ![]() |
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10 | -- | 100% | Copies the target's last used move. | |||||
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Explosion | ![]() |
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5 | 250 | 100% | Inflicts double damage and faints the user. | |||||
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Substitute | ![]() |
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10 | -- | 100% | Transfers 1/4 of the user's max HP into a doll, protecting the user from further damage or status changes until it breaks. | |||||
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Snore | ![]() |
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15 | 40 | 100% | Has a 30% chance to make the target Flinch. Only works if the user is Sleeping. | |||||
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Mud-Slap | ![]() |
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10 | 20 | 100% | Has a 100% chance to lower the target's Accuracy. | |||||
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Endure | ![]() |
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10 | -- | 100% | 3 | Goes first. Prevents the user's HP from lowering below 1 this turn. | ||||
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Swagger | ![]() |
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15 | -- | 90% | Raises the target's Attack by two levels and Confuses the target. | |||||
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Sleep Talk | ![]() |
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10 | -- | 100% | Randomly uses one of the user's other three moves. Only works if the user is Sleeping. | |||||
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DynamicPunch | ![]() |
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5 | 100 | 50% | Has a 100% chance to Confuse the target. | |||||
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![]() | Miscellaneous moves | ||||||||
| xd | Helping Hand | ![]() |
|
20 | -- | 100% | 5 | Goes first. User's ally's next move inflicts 50% more damage. | ||||
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![]() | TMs and HMs | ||||||||
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45 | 45 | 45 | Attract | ![]() |
|
15 | -- | 100% | Target falls in love if it has the opposite gender, and has a 50% chance to refuse attacking the user. | ||
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34 | Bide | ![]() |
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10 | varies | 100% | 1 | Goes first. User waits for 2-3 turns, then inflicts typeless damage equal to twice the HP it lost while waiting. | |||
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08 | Body Slam | ![]() |
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15 | 85 | 100% | Has a 30% chance to Paralyze the target. | ||||
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78 | Captivate | ![]() |
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20 | -- | 100% | Lowers the target's Special Attack by two levels if it is the opposite gender. | ||||
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03 | Curse | ![]() |
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10 | -- | 100% | Ghosts pay half their max HP to hurt the target every turn. Others decrease Speed but raise Attack and Defense. | ||||
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28 | 28 | Dig | ![]() |
|
10 | 80 | 100% | User digs underground, dodging all attacks, and hits next turn. | |||
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32 | 32 | 32 | 32 | Double Team | ![]() |
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15 | -- | 100% | Raises the user's Evasion. | |
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01 | DynamicPunch | ![]() |
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5 | 100 | 50% | Has a 100% chance to Confuse the target. | ||||
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20 | 58 | Endure | ![]() |
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10 | -- | 100% | 3 | Goes first. Prevents the user's HP from lowering below 1 this turn. | ||
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47 | 64 | Explosion | ![]() |
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5 | 250 | 100% | Inflicts double damage and faints the user. | |||
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42 | 42 | Facade | ![]() |
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20 | 70 | 100% | Power doubles if user is Burned, Paralyzed, or Poisoned. | |||
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38 | 38 | 38 | 38 | Fire Blast | ![]() |
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5 | 120 | 85% | Has a 10% chance to Burn the target. | |
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48 | Fire Punch | ![]() |
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15 | 75 | 100% | Has a 10% chance to Burn the target. | ||||
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35 | 35 | Flamethrower | ![]() |
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15 | 95 | 100% | Has a 10% chance to Burn the target. | |||
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56 | Fling | ![]() |
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10 | varies | 100% | Throws held item at the target; power depends on the item. | ||||
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21 | 21 | 21 | Frustration | ![]() |
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20 | varies | 100% | Power increases as Happiness decreases, up to a maximum of 102. | ||
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19 | 19 | 19 | Giga Drain | ![]() |
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10 | 60 | 100% | Heals the user by half the damage the target receives. | ||
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10 | 10 | 10 | Hidden Power | ![]() |
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15 | varies | 100% | Power and type depend upon user's IVs. Power can range from 30 to 70. | ||
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33 | Ice Punch | ![]() |
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15 | 75 | 100% | Has a 10% chance to Freeze the target. | ||||
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21 | Mega Drain | ![]() |
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15 | 40 | 100% | Heals the user by half the damage the target receives. | ||||
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31 | Mimic | ![]() |
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10 | -- | 100% | Copies the target's last used move. | ||||
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31 | Mud-Slap | ![]() |
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10 | 20 | 100% | Has a 100% chance to lower the target's Accuracy. | ||||
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83 | Natural Gift | ![]() |
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15 | varies | 100% | Power and type depend on the held berry. | ||||
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66 | Payback | ![]() |
|
10 | 50 | 100% | Inflicts double damage if the user receives damage before using this move. | ||||
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84 | Poison Jab | ![]() |
|
20 | 80 | 100% | Has a 30% chance to Poison the target. | ||||
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17 | 17 | 17 | Protect | ![]() |
|
10 | -- | 0% | 3 | Goes first. Prevents any moves from hitting the user this turn. | |
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20 | Rage | ![]() |
|
20 | 20 | 100% | User can only use this move until it wins or faints, but becomes stronger each time it is hit. | ||||
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18 | 18 | Rain Dance | ![]() |
|
5 | -- | 0% | Changes the weather to rain for five turns. | |||
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44 | 44 | 44 | 44 | Rest | ![]() |
|
10 | -- | 100% | User Sleeps, completely healing itself. | |
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27 | 27 | 27 | Return | ![]() |
|
20 | varies | 100% | Power increases with Happiness, up to a maximum of 102. | ||
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80 | Rock Slide | ![]() |
|
10 | 75 | 90% | Has a 30% chance to make the target Flinch. | ||||
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39 | 39 | Rock Tomb | ![]() |
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10 | 50 | 80% | Has a 100% chance to lower the target's Speed. | |||
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43 | 43 | Secret Power | ![]() |
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20 | 70 | 100% | Has a 30% chance to inflict a status effect which depends upon the terrain. | |||
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36 | Selfdestruct | ![]() |
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5 | 200 | 100% | Inflicts double damage and faints the user. | ||||
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30 | Shadow Ball | ![]() |
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15 | 80 | 100% | Has a 20% chance to lower the target's Special Defense. | ||||
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34 | 34 | Shock Wave | ![]() |
|
20 | 60 | 100% | Never misses. | |||
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35 | 82 | Sleep Talk | ![]() |
|
10 | -- | 100% | Randomly uses one of the user's other three moves. Only works if the user is Sleeping. | |||
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36 | 36 | 36 | Sludge Bomb | ![]() |
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10 | 90 | 100% | Has a 30% chance to Poison the target. | ||
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13 | Snore | ![]() |
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15 | 40 | 100% | Has a 30% chance to make the target Flinch. Only works if the user is Sleeping. | ||||
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H4 | Strength | ![]() |
|
15 | 80 | 100% | Inflicts regular damage. | ||||
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50 | 90 | Substitute | ![]() |
|
10 | -- | 100% | Transfers 1/4 of the user's max HP into a doll, protecting the user from further damage or status changes until it breaks. | |||
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11 | 11 | 11 | Sunny Day | ![]() |
|
5 | -- | 0% | Changes the weather to sunny for five turns. | ||
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34 | 87 | Swagger | ![]() |
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15 | -- | 90% | Raises the target's Attack by two levels and Confuses the target. | |||
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12 | 12 | Taunt | ![]() |
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20 | -- | 100% | For the next two turns, the target can only use moves that inflict damage. | |||
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46 | 46 | 46 | Thief | ![]() |
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10 | 40 | 100% | Takes the target's item. | ||
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25 | 25 | 25 | 25 | Thunder | ![]() |
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10 | 120 | 70% | Has a 30% chance to Paralyze the target. | |
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41 | ThunderPunch | ![]() |
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15 | 75 | 100% | Has a 10% chance to Paralyze the target. | ||||
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24 | 24 | 24 | Thunderbolt | ![]() |
|
15 | 95 | 100% | Has a 10% chance to Paralyze the target. | ||
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41 | 41 | Torment | ![]() |
|
15 | -- | 100% | Prevents the target from using the same move twice in a row until it leaves battle. | |||
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06 | 06 | 06 | 06 | Toxic | ![]() |
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10 | -- | 85% | Badly Poisons the target, inflicting more damage every turn. | |
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07 | Zap Cannon | ![]() |
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5 | 120 | 50% | Has a 100% chance to Paralyze the target. | ||||
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