How to get one
The best chance per place. The same table can do better at another hour; the tool gives them all.
Red
| Place | Method | Level | Per attempt |
| Route 13 |
Grass |
22–26 |
2.72% |
| Route 24 |
Grass |
12–14 |
2.4% |
| Route 12 |
Grass |
22–26 |
2.04% |
| Route 14 |
Grass |
22–26 |
2.04% |
| Route 15 |
Grass |
22–26 |
2.04% |
| Route 5 |
Grass |
13–16 |
2.04% |
| Route 6 |
Grass |
13–16 |
2.04% |
| Route 7 |
Grass |
19–22 |
1.74% |
and 1 more place
Yellow
| Place | Method | Level | Per attempt |
| Route 24 |
Grass |
12–14 |
2.9% |
| Route 12 |
Grass |
25–27 |
1.74% |
| Route 13 |
Grass |
25–27 |
1.74% |
| Route 14 |
Grass |
26–28 |
1.74% |
| Route 15 |
Grass |
26–28 |
1.74% |
| Route 25 |
Grass |
12–14 |
1.74% |
Gold
| Place | Method | Level | Per attempt |
| Route 5 |
Grass night |
13–14 |
5.86% |
| Route 6 |
Grass night |
13–14 |
5.86% |
| Route 24 |
Grass night |
10 |
2.93% |
| Route 25 |
Grass night |
10 |
2.93% |
| Ilex Forest |
Grass night |
5–6 |
2.34% |
Silver
| Place | Method | Level | Per attempt |
| Route 24 |
Grass night |
10 |
2.93% |
| Route 25 |
Grass night |
10 |
2.93% |
| Route 5 |
Grass night |
13 |
2.93% |
| Route 6 |
Grass night |
13 |
2.93% |
| Ilex Forest |
Grass night |
5–6 |
2.34% |
Crystal
| Place | Method | Level | Per attempt |
| Route 24 |
Grass night |
10–12 |
4.88% |
| Route 25 |
Grass night |
10 |
2.93% |
| Ilex Forest |
Grass night |
5–7 |
1.95% |
What it becomes
- Oddish becomes Gloom at level 21.
Base stats
| Stat | Gen 1 | Gen 2 |
| HP | 45 | 45 |
| Attack | 50 | 50 |
| Defense | 55 | 55 |
| Speed | 30 | 30 |
| Sp. Atk | 75 | 75 |
| Sp. Def | 75 | 65 |
Generation 2 split Special in two, and not down the middle: the two columns are not one value copied twice.