| Ability | Rank | Level Requirement | Training Points | Source | Advantage |
| Growl | Rank 1 | Level 1 | Free | Trainer | +50 Threat |
| Growl | Rank 2 | Level 10 | Free | Trainer | +65 Threat |
| Growl | Rank 3 | Level 20 | Free | Trainer | +110 Threat |
| Growl | Rank 4 | Level 30 | Free | Trainer | +170 Threat |
| Growl | Rank 5 | Level 40 | Free | Trainer | +240 Threat |
| Growl | Rank 6 | Level 50 | Free | Trainer | +320 Threat |
| Growl | Rank 7 | Level 60 | Free | Trainer | +415 Threat |
| Growl | Rank 8 | Level 70 | Free | Trainer | +664 Threat |