Pokémon
- Wild Numel always hold a Rawst Berry.
- Wild Koffing have a 5% chance of holding a Smoke Ball.
- Wild Grimer have a 5% chance of holding a Nugget.
Walking
Pokémon
Pokémon that can be obtained via the DexNav as Hidden Pokémon can be up to 29 levels higher than their levels here: any individual Hidden Pokémon can be up to 10 levels higher than their natural highest level, and an additional 19 levels can be added by chaining hidden encounters.
- Wild Koffing have a 5% chance of holding a Smoke Ball.
- Wild Grimer have a 5% chance of holding Black Sludge.
- Wild Torkoal have a 5% chance of holding Charcoal.
- Wild Machop have a 5% chance of holding a Focus Band.
- Wild Roggenrola have a 50% chance of holding an Everstone and a 5% chance of holding a Hard Stone.
- Wild Diglett have a 5% chance of holding Soft Sand.
Walking
Horde
| Rate | Pokémon | Level | Games | ||
|---|---|---|---|---|---|
| 60% |
 |
Numel (5x) | 8 | OR | AS |
| 35% |
 |
Koffing (5x) | 8 | OR | AS |
| 35% |
 |
Grimer (5x) | 8 | OR | AS |
| 5% |
 |
Slugma (5x) | 8 | OR | AS |
DexNav
These Pokémon can only be found after the player engages Groudon/Kyogre.
| Pokémon | Level | |
|---|---|---|
 |
Roggenrola | 15 |
 |
Diglett | 15 |
 |
Tyrogue | 15 |