Fossil Pokémon

Fossil Pokémon are Prehistoric Pokémon which can be obtained from their specific fossils.

All of these Pokémon are Rock-Type with the exception of the four Galar fossil Pokémon. They all evolve at Level 40 with the exception of Cranidos and Shieldon, which evolve at Level 30, then Archen and Tirtouga, which evolve at Level 37, and Aerodactyl, who Mega Evolves using its Mega Stone. Any Fossil can be also found in the Underground in 4th Generation games.

Generation I Fossil Pokémon
These Pokémon can be obtained in Pokémon Red and Blue, Pokémon Yellow, in Pokémon FireRed and LeafGreen and Pokémon Let's Go, Pikachu and Eevee! by handing their fossil over to the weird scientist at the Lab on Cinnabar Island.

Generation III Fossil Pokémon
These Fossils can be found in the desert area east of Lavaridge Town in Pokémon Ruby and Sapphire. They are in the Crumbling Tower which requires a Mach Bike to get to the top. They can be brought back to life by a Devon worker in Rustboro City. You can get the fossil you did not choose after beating the Elite 4 and going to the fossil maniac's house.

Generation IV Fossil Pokémon
You can bring these Pokémon back to life at the Oreburgh Museum.

Generation V Fossil Pokémon
These fossil are found inside the Relic Castle the player can bring these Pokémon back to life at the Nacrene Museum.

Generation VIII Fossil Pokémon
This generation of Pokémon is unique in that to revive one, the player needs to gather a set of Pokémon fossils. The Fossilized Fish and Bird are heads and tails while the Fossilized Drake and Dino are heads and tails. The combinations get the following Pokémon

Pokémon Red, Blue, Yellow, LeafGreen and FireRed
The player can obtain the Dome or Helix Fossil as a key item in Mt. Moon after defeating a super nerd.

The player can obtain the Old Amber as a key item from a scientist in the back room of the Pewter City museum of science.

Pokémon Gold, Silver and Crystal
Fossils cannot be obtained or revived in these games. Instead, they must be traded from Pokémon Red, Blue or Yellow. Aerodactyl can be obtained from an in-game trade for a Chansey.

Pokémon Ruby, Sapphire, Omega Ruby and Alpha Sapphire
The player can obtain the Claw or Root Fossil on Route 111. The other will sink in the sand and be lost forever. In Omega Ruby and Alpha Sapphire, all fossils can be obtained at Mirage Spots except the Jaw and Sail fossil which must be transferred from X & Y. Old Amber can be obtained regardless of version but, Dome, Armor, and Plume Fossils are exclusive to Omega Ruby and the Helix, Skull, and Cover Fossils are exclusive to Alpha Sapphire.

Pokémon Emerald
The player can obtain both Claw and Root Fossils. One can be obtained in Mirage Tower in Route 111. The other will disappear with the tower until the player has become Champion. Then, the player can go into the Desert Underpass underneath the Fossil Maniac's house near Fallarbor Town and find the other fossil at the end of cave.

Pokémon Diamond, Pearl, and Platinum
The player can obtain the Armor and Skull Fossil from the Sinnoh Underground. The Armor Fossil isn't in Pokémon Diamond and the Skull Fossil isn't in Pokémon Pearl. In Pokémon Platinum, you can find Armor if your trainer ID is an even number and a Skull Fossil if the trainer ID is an odd number.

Pokémon X & Y
The Jaw and Sail fossils are obtained from the Fossil assistant at the end of Glittering Cave as a choice. If the player smashes rocks in the Glittering Cave, they can get an Old Amber.

The other fossils can be obtained there after completing the game. Skull, Armor, Cover and Plume fossils are available in both games but the Claw & Root fossils are exclusive to X and Dome & Helix fossils are exclusive to Y.

Pokémon Sun & Moon
The fossils in this game are available for purchase in Olivia's Stone shop in Koni Koni City on Akala Island. They are available for 7000. Skull and Cover are exclusive to Sun while Armor and Plume are exclusive to Moon.

Pokémon Sword & Shield
The fossils in this game are first found on Route 6 hidden along the route. In Sword, the player can find a pair Fossilized Dinos and Fossilized Birds hidden in different parts of the route. In Shield, the player can find a pair Fossilized Drakes and Fossilized Fishes hidden in different parts of the route. More fossils can be found with the Digging Duo on Bridge Field in the Wild Area. Birds and Dinos are more common in Sword while Drakes and Fishes are more common in Shield but, they are all available in both games.

Pokémon Red, Blue & Yellow
A scientist in the Pokémon Lab on Cinnabar Island can revive the Fossils.

Pokémon Ruby, Sapphire & Emerald
The player can revive their fossils by talking to a man on Devon Corporation's second floor in Rustboro City. .

Pokémon FireRed & LeafGreen
Like the original games, fossils can be revived by a scientist in the Pokémon Lab on Cinnabar Island.

Pokémon Diamond, Pearl & Platinum
Fossils can be revived by giving to the scientist in the Oreburgh Mining museum in Oreburgh City.

Pokémon HeartGold & SoulSilver
Fossils can be revived by a scientist at the Pewter Museum of Science in Pewter City.

Pokémon Black & White
Fossils can be revived at the Nacrene Museum in Nacrene City.

Pokémon X & Y
Fossils can be revived at the Ambrette Fossil Lab in Ambrette Town

Pokémon Omega Ruby & Alpha Sapphire
Like the originals, The player can revive their fossils by talking to a man on Devon Corporation's second floor in Rustboro City.

Pokémon Sun, Moon, Ultra Sun & Ultra Moon
The player can revive the fossils by going to the Fossil Resurrection Center on on Route 8 on Akala Island

Pokémon Sword & Shield
The player can revive the fossilized parts by talking to the scientist Cara Liss on Route 6. They can only be revived if the player has a corresponding pair.