Pokédex No.1004
Visual data
No.1004 · Ruinous Pokémon
Chi-Yu
イーユイ
DarkFireLegendary
Height
0.4 m
Weight
4.9 kg
Color
Red
Shape
Fish
Abilities
Lowers Special Defense of all Pokémon except itself.
02 //Base stats
StatBase
HP55
220–314
Attack80
148–284
Defense80
148–284
Sp. Atk135
247–405
Sp. Def120
220–372
Speed100
184–328
Total570Higher than 88% of all Pokémon
Ranges assume 0 IV/0 EV with a hindering nature (min) up to 31 IV/252 EV with a boosting nature (max).
- HPtop 73%
- Attacktop 47%
- Defensetop 37%
- Sp. Atktop 3%
- Sp. Deftop 5%
- Speedtop 15%
03 //Type matchups
Defensive multipliers
Takes 2× damage
WaterFightingGroundRock
Takes ½× damage
FireGrassIceGhostDarkSteel
Immune
Psychic
Damage taken from every type
Normal1×
Fire½×
Water2×
Electric1×
Grass½×
Ice½×
Fighting2×
Poison1×
Ground2×
Flying1×
Psychic0×
Bug1×
Rock2×
Ghost½×
Dragon1×
Dark½×
Steel½×
Fairy1×
Its own types hit these super-effectively (STAB)
GrassIcePsychicBugGhostSteel
04 //Easily confused with
Most similar silhouettes
???77% match
???76% match
???76% match
???76% match
???75% match
???74% match
Ranked by a DINOv2 vision model comparing silhouette shapes — these are the options Who's That Pokémon? hard mode will try to trip you up with. Tap to reveal.
05 //Where to find it
By game
| Games | Location | Method |
|---|---|---|
SV | North Province Area TwoAtlas | Wild |
ZA | Not in this game | |
Gens 1–7 from PokéAPI checked against Serebii (places PokéAPI lacks come from Serebii), Let's Go and Gens 8–9 from Serebii. Rates are the chance per encounter in that spot; Gen 8–9 raids and overview-only spots list no levels or rates. Tap a place for its page, or Atlas to find it on the map.
06 //Moves
53 moves
| Lv | Move | Type | Cat. | Pow | Acc | PP | |
|---|---|---|---|---|---|---|---|
| 1 | Page → | Fire | 40 | 100 | 25 | ||
| 1 | Page → | Normal | — | — | 5 | ||
| 1 | Page → | Ghost | — | 100 | 10 | ||
| 5 | Page → | Fire | 60 | 100 | 25 | ||
| 10 | Page → | Dark | 50 | 100 | 10 | ||
| 15 | Page → | Fire | — | 85 | 15 | ||
| 20 | Page → | Fire | 50 | 100 | 20 | ||
| 25 | Page → | Fire | 60 | 100 | 15 | ||
| 30 | Page → | Ghost | — | 100 | 10 | ||
| 35 | Page → | Dark | — | — | 20 | ||
| 40 | Page → | Dark | 80 | 100 | 15 | ||
| 45 | Page → | Fire | 80 | 100 | 15 | ||
| 50 | Page → | Dark | 1 | 90 | 10 | ||
| 55 | Page → | Flying | 85 | 85 | 5 | ||
| 60 | Page → | Normal | — | 85 | 15 | ||
| 65 | Page → | Fire | 100 | 50 | 5 | ||
| 70 | Page → | Dark | — | 100 | 10 | ||
| 75 | Page → | Fire | 130 | 90 | 5 |
Learnset from Scarlet & Violet. Tap a move for its effect.
07 //Pokédex entries
2 unique entries
The envy accumulated within curved beads that sparked multiple conflicts has clad itself in fire and become a Pokémon.
It controls flames burning at over 5,400 degrees Fahrenheit. It casually swims through the sea of lava it creates by melting rock and sand.
08 //Names in other languages
9 languages
- Japanese
- イーユイ
- Rōmaji
- Yiyui
- Korean
- 위유이
- Chinese (Simplified)
- 古玉鱼
- Chinese (Traditional)
- 古玉魚
- French
- Yuyu
- German
- Yuyu
- Spanish
- Chi-Yu
- Italian
- Chi-Yu
09 //Training & breeding
Training
EV yield3 Sp. Atk
Catch rate6 (2.6% per Poké Ball at full HP, Gen 5+)
Base friendship0
Base experience285
Growth rateSlow
Breeding
Egg groupsNo Eggs
Egg cycles50
GenderGenderless
Gender differencesNo
Habitat—
Other names
Japaneseイーユイ
Korean위유이
GermanYuyu
FrenchYuyu
SpanishChi-Yu
ItalianChi-Yu
Regional Pokédex numbers
Paldea #396
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