This page lists all Key Items in Pokémon Legends: Arceus what they do and where they are located.

What are Key Items?

Key Items are usually story based and can be used at specific points in the game. Some items enable to visit certain areas, some cause certain Pokémon to appear and some just allow you to hold and check other items. These items cannot be given to Pokémon to hold and you can only have one of each item.

Name	Effect	Location
Adamant Crystal	When used on Dialga, this large, glowing gem wells with power and allows the Pokémon to change form.	Lake Valor
Azelf’s Fang	Proof that you have completed the trial set by Azelf, the Being of Willpower that lives in Lake Valor. This item is needed to forge the Red Chain.	Lake Valor
Azure Flute	A flute that puts out echoing sounds that do not seem to be of this world. No one knows who made it or when.	Temple of Sinnoh
Basculegion Food	A favored food of Basculegion, a Pokémon that will bear you on its back. This food is crafted in an unusual way, from ingredients gathered via equally unusual methods.	Aipom Hill
Blank Plate	A stone tablet imbued with the essence of normalcy. When used on a certain Pokémon, it allows that Pokémon to gain the power of the Normal type.	Snowpoint Temple
Celestica Flute	A flute that can be used to call special Pokémon that are willing to bear you around the region. Its timbre is eerie and mysterious.	Heights Camp
Crafting Kit	A kit containing everything you might need for crafting, even when there is no workbench around. However, you can only use the materials you have in your satchel.	Horseshoe Plains
Draco Plate	A stone tablet imbued with the essence of dragons. When used on a certain Pokémon, it allows that Pokémon to gain the power of the Dragon type.	Lake Verity, Lake Valor, Lake Acuity.
Dread Plate	A stone tablet imbued with the essence of darkness. When used on a certain Pokémon, it allows that Pokémon to gain the power of the Dark type.	Moonview Arena
Earth Plate	A stone tablet imbued with the essence of the earth. When used on a certain Pokémon, it allows that Pokémon to gain the power of the Ground type.	Sludge Mound
Eternal Ice	A type of ice beloved by the Lord of the Tundra, Avalugg. This ice is said to be fragments of ancient Avalugg that lived long ago.	Avalugg’s Legacy
Fist Plate	A stone tablet imbued with the essence of the fighting spirit. When used on a certain Pokémon, it allows that Pokémon to gain the power of the Fighting type.	Jubilife Village
Flame Plate	A stone tablet imbued with the essence of fire. When used on a certain Pokémon, it allows that Pokémon to gain the power of the Fire type.	Molten Arena
Gracidea	A flower sometimes bundled in bouquets to convey gratitude on special occasions, such as birthdays or anniversaries.	Fieldlands Camp
Griseous Core	When used on Giratina, this large, glowing gem wells with power and allows the Pokémon to change form.	Turnback Cave
Icicle Plate	A stone tablet imbued with the essence of ice. When used on a certain Pokémon, it allows that Pokémon to gain the power of the Ice type.	Icepeak Arena
Insect Plate	A stone tablet imbued with the essence of bugs. When used on a certain Pokémon, it allows that Pokémon to gain the power of the Bug type.	Grandtree Arena
Iron Plate	A stone tablet imbued with the essence of steel. When used on a certain Pokémon, it allows that Pokémon to gain the power of the Steel type.	Lava Dome Sanctum
Legend Plate	A stone tablet imbued with the essence of all creation. When used on a certain Pokémon, it allows that Pokémon to gain the power of every type there is.	Temple of Sinnoh
Lustrous Globe	When used on Palkia, this large, glowing orb wells with power and allows the Pokémon to change form.	Pearl Settlement
Meadow Plate	A stone tablet imbued with the essence of plants. When used on a certain Pokémon, it allows that Pokémon to gain the power of the Grass type.	Brava Arena
Mesprit’s Plume	Proof that you have completed the trial set by Mesprit, the Being of Emotion that lives in Lake Verity. This item is needed to forge the Red Chain.	Lake Verity
Mind Plate	A stone tablet imbued with the essence of psychic energy. When used on a certain Pokémon, it allows that Pokémon to gain the power of the Psychic type.	Heights Camp
Odd Keystone	A mysterious stone that can be used to collect wisps that glow with an eerie purple light.	Jubilife Village
Old Journal	A stab-bound journal that once had pages torn from it. All the pages have been collected and restored.	Avalanche Slopes
Old Verse 1	Part of a series of old poems that have been unearthed around the Hisui region. Judging from the handwriting, it appears they were all written by the same person.
Old Verse 10	Part of a series of old poems that have been unearthed around the Hisui region. Judging from the handwriting, it appears they were all written by the same person.
Old Verse 11	Part of a series of old poems that have been unearthed around the Hisui region. Judging from the handwriting, it appears they were all written by the same person.
Old Verse 12	Part of a series of old poems that have been unearthed around the Hisui region. Judging from the handwriting, it appears they were all written by the same person.
Old Verse 13	Part of a series of old poems that have been unearthed around the Hisui region. Judging from the handwriting, it appears they were all written by the same person.
Old Verse 14	Part of a series of old poems that have been unearthed around the Hisui region. Judging from the handwriting, it appears they were all written by the same person.
Old Verse 15	Part of a series of old poems that have been unearthed around the Hisui region. Judging from the handwriting, it appears they were all written by the same person.
Old Verse 16	Part of a series of old poems that have been unearthed around the Hisui region. Judging from the handwriting, it appears they were all written by the same person.
Old Verse 17	Part of a series of old poems that have been unearthed around the Hisui region. Judging from the handwriting, it appears they were all written by the same person.
Old Verse 18	Part of a series of old poems that have been unearthed around the Hisui region. Judging from the handwriting, it appears they were all written by the same person.
Old Verse 19	Part of a series of old poems that have been unearthed around the Hisui region. Judging from the handwriting, it appears they were all written by the same person.
Old Verse 2	Part of a series of old poems that have been unearthed around the Hisui region. Judging from the handwriting, it appears they were all written by the same person.
Old Verse 20	Part of a series of old poems that have been unearthed around the Hisui region. Judging from the handwriting, it appears they were all written by the same person.
Old Verse 3	Part of a series of old poems that have been unearthed around the Hisui region. Judging from the handwriting, it appears they were all written by the same person.
Old Verse 4	Part of a series of old poems that have been unearthed around the Hisui region. Judging from the handwriting, it appears they were all written by the same person.	Firespit Island
Old Verse 5	Part of a series of old poems that have been unearthed around the Hisui region. Judging from the handwriting, it appears they were all written by the same person.
Old Verse 6	Part of a series of old poems that have been unearthed around the Hisui region. Judging from the handwriting, it appears they were all written by the same person.
Old Verse 7	Part of a series of old poems that have been unearthed around the Hisui region. Judging from the handwriting, it appears they were all written by the same person.
Old Verse 8	Part of a series of old poems that have been unearthed around the Hisui region. Judging from the handwriting, it appears they were all written by the same person.
Old Verse 9	Part of a series of old poems that have been unearthed around the Hisui region. Judging from the handwriting, it appears they were all written by the same person.	Sludge Mound
Origin Ore	An ore of mysterious power, spoken of in ancient myths and said to contain the power of almighty Sinnoh itself.	Primeval Grotto
Pixie Plate	A stone tablet imbued with the essence of fairies. When used on a certain Pokémon, it allows that Pokémon to gain the power of the Fairy type.	Ancient Retreat
Pokedex	A volume for compiling the collected results of much Pokémon research. Professor Laventon continually adds to it with each report made on new Pokémon species.	Jubilife Village
Red Chain	A mythical chain that is said to bind the Legendary Pokémon that created the Hisui region.	Shrouded Ruins
Reveal Glass	A special device that wrings out the potential of Pokémon. It’s an imperfect prototype.	Ancient Retreat
Secret Medicine	An astonishing medicine that can instantly restore health to any Pokémon. It is produced by an apothecary in Cianwood City.	Jubilife Village
Shiny Charm	A charm that shines with a mysterious light. It is said to increase the chance of finding a Shiny Pokémon in the wild.	Jubilife Village
Sky Plate	A stone tablet imbued with the essence of flight. When used on a certain Pokémon, it allows that Pokémon to gain the power of the Flying type.	Snowpoint Temple
Splash Plate	A stone tablet imbued with the essence of water. When used on a certain Pokémon, it allows that Pokémon to gain the power of the Water type.	Ginkgo Landing
Spooky Plate	A stone tablet imbued with the essence of ghosts. When used on a certain Pokémon, it allows that Pokémon to gain the power of the Ghost type.	Temple of Sinnoh
Stone Plate	A stone tablet imbued with the essence of rock. When used on a certain Pokémon, it allows that Pokémon to gain the power of the Rock type.	Grueling Grove
Torn Journal	An old, stab-bound diary in a traditional style. It has been torn and is missing the latter half of its pages.	Avalanche Slopes
Toxic Plate	A stone tablet imbued with the essence of poison. When used on a certain Pokémon, it allows that Pokémon to gain the power of the Poison type.	Clamberclaw Cliffs
Uxie’s Claw	Proof that you have completed the trial set by Uxie, the Being of Knowledge that lives in Lake Acuity. This item is needed to forge the Red Chain.	Lake Acuity
Wall Fragment	A fragment that was once part of a stone panel in the Solaceon Ruins. It has markings carved on it that appear to be some kind of writing.	Golden Lowlands
Zap Plate	A stone tablet imbued with the essence of electricity. When used on a certain Pokémon, it allows that Pokémon to gain the power of the Electric type.	Moonview Arena