evolution
Thunder Stone
Earlier names: Thunderstone (Gen 1–5)
Makes certain species of POKéMON evolve.
Fling Data
Fling Power30
Detailed Effect
Used on a party Pokémon : Evolves an eelektrik into eelektross, an eevee into jolteon, or a pikachu into raichu.
Where to Find
| Area | Game | Details | Qty | Flags |
|---|---|---|---|---|
| Power Plant | FireRedLeafGreen | A Thunder Stone sits in a Poké Ball in the far northeast corner, 3 tiles from the east wall and 4 from the north wall. | ×1 | |
| Power Plant | FireRedLeafGreen | A hidden Thunder Stone lies 3 tiles east and 1 south of Zapdos, 8 tiles from the west wall; the Itemfinder helps. | ×1 | Hidden |
| Route 124 | Emerald | Inside the Diving Treasure Hunters House, the Treasure Hunter trades a Thunder Stone for a Yellow Shard, and can do so again each time. | ×1 | RECURRING |
| New Mauville | Emerald | A Thunder Stone lies 29 tiles north and 7 east of the entrance to New Mauville, at the east edge. | ×1 | |
| Route 124 | RubySapphire | Inside the Diving Treasure Hunters' House, the Treasure Hunter hands over a Thunder Stone for a Yellow Shard, and will trade again. | ×1 | RECURRING |
| New Mauville | RubySapphire | A Thunder Stone lies on the floor 29 tiles north and 7 east of the New Mauville entrance, near the east edge. | ×1 | |
| Route 38 | Crystal | Lass Dana stands 5 tiles north and 20 west of the Ecruteak gate entrance; once you have her number, she calls when she has a Thunder Stone. | ×1 | RECURRING |
| Route 25 | CrystalGoldSilver | Bill's Grandpa, 4 tiles north of the cottage door, gives a Thunder Stone for showing him a Pichu, his last request. | ×1 | |
| Route 229 | Platinum | A hidden Thunder Stone lies 22 tiles east and 11 south of the Resort Area signpost, on the pond's southwest shore; Cut a tree, then Surf. | ×1 | Hidden |
| Solaceon Ruins | Platinum | Room 5 Southeast Dead End: A hidden Thunder Stone lies 2 tiles east of the stairs back to Room 5. | ×1 | Hidden |
| Sunyshore City | Platinum | A Thunder Stone lies down the short path south of the Pokémon Rock signboard, 4 tiles west and 9 south of it. | ×1 | |
| Route 38 | HeartGoldSoulSilver | With her number, Lass Dana may phone to say she has a Thunder Stone; find her 25 tiles west and 3 north of the Route 38 signpost. | ×1 | RECURRING |
| Route 25 | HeartGold | Bill's Grandpa, 4 tiles straight north of the Sea Cottage's exit, gives a Thunder Stone when he asks to see a Pichu and you show him one. | ×1 | |
| Route 25 | SoulSilver | Bill's Grandpa gives the Thunder Stone for a look at a Pichu, his 5th and last request; he is 4 tiles straight north of the cottage exit. | ×1 | |
| Sunyshore City | DiamondPearl | A Thunder Stone lies 8 tiles south and 7 west of the door of the Pokétch developer's house. | ×1 |
Obtained from NPCGIFT
| NPC | Area | Game | Description |
|---|---|---|---|
| Treasure Hunter | Route 124 | Emerald | The Treasure Hunter in the Diving Treasure Hunters House swaps a Yellow Shard for a Thunder Stone; the trade can be repeated. |
| Treasure Hunter | Route 124 | Ruby | The Treasure Hunter inside the Diving Treasure Hunters' House swaps a Yellow Shard for a Thunder Stone, as often as you like. |
| Treasure Hunter | Route 124 | Sapphire | The Treasure Hunter inside the Diving Treasure Hunters' House swaps a Yellow Shard for a Thunder Stone, as often as you like. |
| Lass Dana | Route 38 | Crystal | Lass Dana stands 5 tiles north and 20 west of the Ecruteak gate entrance; once you have her number, she calls when she has a Thunder Stone. |
| Bill's Grandpa | Route 25 | Crystal | Bill's Grandpa waits 4 tiles north of the cottage door and hands over a Thunder Stone when shown a Pichu, his last request. |
| Bill's Grandpa | Route 25 | Gold | Bill's Grandpa waits 4 tiles north of the cottage door and hands over a Thunder Stone when shown a Pichu, his last request. |
| Bill's Grandpa | Route 25 | Silver | Bill's Grandpa waits 4 tiles north of the cottage door and hands over a Thunder Stone when shown a Pichu, his last request. |
| Lass Dana | Route 38 | HeartGold | Lass Dana may phone, once you have her number, to offer a Thunder Stone; collect it 25 tiles west and 3 north of the Route 38 signpost. |
| Bill's Grandpa | Route 25 | HeartGold | In the Sea Cottage, 4 tiles straight north of the exit, Bill's Grandpa hands over a Thunder Stone once you show him the Pichu he asks for. |
| Lass Dana | Route 38 | SoulSilver | Lass Dana may phone, once you have her number, to offer a Thunder Stone; collect it 25 tiles west and 3 north of the Route 38 signpost. |
| Bill's Grandpa | Route 25 | SoulSilver | In the Sea Cottage, Bill's Grandpa gives a Thunder Stone when you show him a Pichu, the 5th and last of the five Pokémon he asks for. |
Available in Shops
Celadon Dept. Store 4F
Celadon CityFireRedLeafGreenRedBlueYellow
₽2,100
Pokéathlon Dome Athlete Shop (Saturdays, With the National Pokédex, Each Item Once a Day)
Pokéathlon DomeHeartGoldSoulSilver
2,500AP
Pokéathlon Dome Athlete Shop (Thursdays, Before the National Pokédex, Each Item Once a Day)
Pokéathlon DomeHeartGoldSoulSilver
2,500AP
Pokéathlon Dome Athlete Shop (Thursdays, With the National Pokédex, Each Item Once a Day)
Pokéathlon DomeHeartGoldSoulSilver
2,500AP
Pokéathlon Dome Athlete Shop (Wednesdays, With the National Pokédex, Each Item Once a Day)
Pokéathlon DomeHeartGoldSoulSilver
2,500AP