| Thief | Details | Level Up | TM | Move Tutor | Egg Move |
| Gen IX Dex | Gen VIII Dex | Gen VII Dex | Gen VI Dex | Gen V Dex |
| Gen IV Dex | Gen III Dex | Gen II Dex |
| Attack Name | Battle Type | Contest Type |
| Thief |  |  |
| Power Points | Base Power | Accuracy |
| 10 | 40 | 100 |
| Battle Effect: While attacking, it may steal the foe's held item. |
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| Secondary Effect: May steal opponent's item (temporarily in trainer battles). | Effect Rate: 100 % |
|
| TM # | Appeal Points | Jam Points |
| TM46 | 
| |
| Contest Effect: Makes the appeal as good as those before it. |
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| BrightPowder | King's Rock | Physical Contact |
| Yes | No | Yes |
| Battle Palace Style | Battle Arena | Pokémon Hit in Battle |
| Attack | +1 | Selected target |
| Picture Example of Thief | ||
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Pokémon That Learn Thief By Level Up in Ruby/Sapphire/Emerald/Colosseum/XD:
| No. | Pic | Name | Type 1 | Type 2 |
| #261 |  | Poochyena |  |  |
| #262 |  | Mightyena | | |
| #271 |  | Lombre |  |  |
| #352 |  | Kecleon |  | |
Pokémon That Learn Thief By Level Up in Fire Red/Leaf Green:
| No. | Pic | Name | Type 1 | Type 2 |
| #261 | | Poochyena | | |
| #262 | | Mightyena | | |
| #271 | | Lombre | | |
| #352 | | Kecleon | | |
Pokémon That Learn Thief By TM:
Pokémon That Learn Thief By Breeding:
| No. | Pic | Name | Type 1 | Type 2 |
Pokémon That Learn Thief By Purifying or A Special Way:
| No. | Pic | Name | Type 1 | Type 2 |