| Pokémon | ||
|---|---|---|
| Name | Gastly | Onix |
| Classification | Gas Pokémon | Rock snake Pokémon |
| Type(s) | Ghost Poison | Rock Ground |
| Strength (0.8x) | Normal Grass Fighting Poison Bug Fairy | Normal Fire Electric Poison Flying Rock |
| Weakness (1.25x) | Ground Psychic Ghost Dark | Water Grass Ice Fighting Ground Steel |
| Fast Attack(s) | Lick Ghost STAB | DPS: 12.5 (x1.25) Super Effective | Sucker Punch Dark | DPS: 10 (x1) | DPS: 11.03 (x1.25) Super Effective | Rock Throw Rock STAB | DPS: 8.73 (x0.8) Not Very Effective | Tackle Normal |
| Special Attack(s) | Dark Pulse Dark | DPS: 12.86 (x1) | Sludge Bomb Poison STAB | DPS: 16.92 (x0.8) Not Very Effective | Ominous Wind Ghost STAB | DPS: 12.1 (x1.25) Super Effective | DPS: 19.54 (x1.25) Super Effective | Rock Slide Rock STAB | DPS: 32.26 (x1.25) Super Effective | Stone Edge Rock STAB | DPS: 15 (x1) | Iron Head Steel |
| Weight | 0.1 kg | 210 kg |
| Height | 1.3 m | 8.8 m |
| Buddy Distance | 3 km | 5 km |
| Base Stamina | 60 stamina points. | 70 stamina points. |
| Base Attack | 186 attack points. | 85 attack points. |
| Base Defense | 70 defense points. | 288 defense points. |
| Max CP | 1002 | 1002 |
| Base Flee Rate | 10 % | 9 % |
| Base Catch Rate | 32 % | 16 % |
| 2nd Ball Odds | 28.80 % | 14.56 % |
| Next Evolution Requirements | 25 | - |
| Damage Phase Length | 0.00s (0ms) | 0.00s (0ms) |