Ariados
It spews threads from its mouth to catch its prey. When night falls, it leaves its web to go hunt aggressively.
Pokédex data
Base stats
| HP | 70 | 250 | 344 | |
| Attack | 90 | 166 | 306 | |
| Defense | 70 | 130 | 262 | |
| Sp. Atk | 60 | 112 | 240 | |
| Sp. Def | 70 | 130 | 262 | |
| Speed | 40 | 76 | 196 | |
| Total | 400 | Min | Max |
EV Yield
| 2 Attack |
Type defenses
Evolution chart
Lv. 22 →
Location
| Location | Encounter method | Daytime | Rarity | Notes |
| Viridian City |  |  |  | – |
| Route 2 |  |  |  | – |
| Viridian Forest | | | | – |
| Viridian Forest | | |  | – |
| Location | Encounter method | Daytime | Rarity | Notes |
| Johto Safari | |  |  | Forest Zone |
| Johto Safari | | | | Swamp Zone |
| Nasserweg Cave |  | | |
| Location | Encounter method | Daytime | Rarity | Notes |
| Dreamyard Ruins |  | | | |
| Dreamyard Basement | | |  |
Catch rate
| 90(5.9% with PokéBall, full HP) |
Moves
| LV | Move | Type | Cat. | PP | Power | Acc. |
| 1 | Swords Dance |  |
| 1 | Absorb |  |
| 1 | Constrict |  |
| 1 | String Shot | |
| 1 | Poison Sting | |
| 1 | Bug Bite | |
| 1 | Fell Stinger | |
| 1 | Venom Drench | |
| 1 | Focus Energy | |
| 5 | Absorb | |
| 8 | Infestation | |
| 12 | Scary Face | |
| 15 | Night Shade | |
| 19 | Shadow Sneak | |
| 23 | Fury Swipes | |
| 28 | Sucker Punch | |
| 32 | SpIDer Web | |
| 37 | Agility | |
| 41 | Pin Missile | |
| 46 | Psychic | |
| 50 | Poison Jab | |
| 55 | Cross Poison | |
| 58 | Sticky Web | |
| 63 | Toxic Thread | |
| Move | Type | Cat. | PP | Power | Acc. |
| Psybeam | |
| Disable | |
| Sonic Boom | |
| Baton Pass | |
| Pursuit | |
| Signal Beam | |
| Toxic Spikes | |
| Twineedle | |
| Electroweb | |
| Rage Powder | |
| Night Slash | |
| Megahorn | |
| Lunge | |
| Move | Type | Cat. | PP | Power | Acc. |
| Bug Bite | |
| Signal Beam | |
| Bounce | |
| Foul Play | |
| Electroweb | |
| Snore | |
| Giga Drain | |
| Stomping Tantrum | |
| No. | Move | Type | Cat. | PP | Power | Acc. |
| 6 | Toxic | |
| 9 | Venoshock | |
| 10 | HIDden Power | |
| 11 | Sunny Day | |
| 15 | Hyper Beam | |
| 17 | Protect | |
| 21 | Frustration | |
| 22 | Solar Beam | |
| 27 | Return | |
| 28 | Leech Life | |
| 29 | Psychic | |
| 32 | Double Team | |
| 36 | Sludge Bomb | |
| 42 | Facade | |
| 44 | Rest | |
| 45 | Attract | |
| 46 | Thief | |
| 48 | Round | |
| 67 | Smart Strike | |
| 68 | Giga Impact | |
| 75 | Swords Dance | |
| 81 | X-Scissor | |
| 83 | Infestation | |
| 84 | Poison Jab | |
| 87 | Swagger | |
| 88 | Sleep Talk | |
| 90 | Substitute | |
| 100 | ConfIDe | |
| Can not learn Pre-evolution moves. |
PVP
| No moveset available |
