This chart shows all the valuable items, their effect or how they can be used, and how to acquire them in the game.
| Name | Effect and Application | How to Acquire |
|---|---|---|
| Celestial Record | N/A | Available from the beginning |
| Prickleboar Hide | N/A | Defeat a prickleboar |
| Royal Knife | Open sealed door in Vivia Subterranean Aqueduct | Elysia |
| Prized Glove | N/A | Mt. Mabinogio Ruins |
| Gramp's Pipe | Grants entrance to Katz Corner | Elysia |
| Work Order | Give it to the worker in Ladylake - Outside the Aqueduct | Choose to deliver a work order for Eguille. |
| Work Report | Give it to Eguille in Ladylake | Put Eguille's work order into the box next to the worker in Ladylake - Outside the Aqueduct |
| Library Key | N/A | Marlind |
| Holy Water of the Falls | N/A | Galahad Ruins |
| Plague Medicine | N/A | Obtain from Marlind's Representative |
| Rolance Travel Pass | N/A | Pendrago Knights' Tower |
| Small Red Tablet | Open red doors | Pendrago Shrinechurch |
| Small Blue Tablet | Open blue doors | Pendrago Shrinechurch |
| Small Green Tablet | Open green doors | Pendrago Shrinechurch |
| Small Yellow Tablet | Open yellow doors | Pendrago Shrinechurch |
| Siegfried | N/A | Pendrago, the Blessed Capital (2) |
| Windmaster Talisman: Tempest | Boosts speed across the map by 10% | Enemy: ??? |
| Windmaster Talisman: Gale | Boosts speed across the map by 10% | Enemy: Ouroboros |
| Windmaster Talisman: Nimble | Boosts speed across the map by 10% | Enemy: Drake |
| Gramp's Letter | N/A | Elysia |
| Note to Mayvin | Give it to Mayvin | Speak to the priest in Pendrago Shrinechurch who was talking to Mayvin |
| Legendary Seraphic Arte Key | Key for reawakening ancient seraphic artes | Load clear data |
| Peacock Feathers | Trade to informant; Sub-Event: Alisha, the Princess | Enemy: King Peacock |
| Weapon Parts | Bring to the weapon shop (you cannot move faster than a walk) | Choose to deliver weapons for Eguille |
| Tough Pickaxe | Use this to mine Mythril | Received from weaponsmith after raising all weaponsmith shops to 2.5 stars or higher |
| Mythril | Material to make Mythril equipment | Acquire Tough Pickaxe and examine the Mythril mining spot in Aroundight Forest |
| Red Iris Gem: Ett | Earthen Historia: Shepherd | After acquiring Purple Iris Gem: Do |
| Red Iris Gem: Tva | Earthen Historia: Shepherd | Pendrago Shrinechurch |
| Red Iris Gem: Tre | Earthen Historia: Shepherd | Galahad Ruins |
| Red Iris Gem: Fyra | Earthen Historia: Shepherd | After acquiring Green Gem: Eins |
| Red Iris Gem: Fem | Earthen Historia: Shepherd | Lohgrin, the Tower Remains (2) |
| Green Iris Gem: Eins | Earthen Historia: Heldalf | After acquiring Red Iris Gem: Tre |
| Green Iris Gem: Zwei | Earthen Historia: Heldalf | After acquiring Red Iris Gem: Fyra |
| Green Iris Gem: Drei | Earthen Historia: Heldalf | After acquiring Red Gem: Ett |
| Green Iris Gem: Vier | Earthen Historia: Heldalf | After acquiring Green Iris Gem: Drei |
| Green Iris Gem: Funf | Earthen Historia: Heldalf | After acquiring Green Iris Gem: Vier |
| Green Irish Gem: Sechs | Earthen Historia: Heldalf | After acquiring Green Iris Gem: Funf |
| Yellow Iris Gem: Odin | Earthen Historia: Heldalf | After acquiring Green Iris Gem: Zwei |
| Yellow Iris Gem: Dva | Earthen Historia: Heldalf | Tintagel Ruins |
| Yellow Iris Gem: Tri | Earthen Historia: Heldalf | After acquiring Yellow Iris Gem: Odin |
| Purple Iris Gem: Ek | Earthen Historia: Maotelus | After acquiring Yellow Iris Gem: Tri |
| Purple Iris Gem: Do | Earthen Historia: Maotelus | After acquiring Purple Iris Gem: Ek |
| Gold Key | Open gold treasure chests and gold doors | Arctus Ruins |
| Silver Key | Open silver treasure chests and silver doors | Tintagel Ruins |
| Copper Key | Open copper treasure chests and copper doors | Enemy: Slime Glutton |
| Ladylake: Proof of Rejuvenation | Access the Lord of the Land Menu for Ladylake and the surrounding areas | Falkewin Hillside: Have Father Breunor Bless the Holy Water |
| Marlind: Proof of Rejuvenation | Access the Lord of the Land Menu for Marlind and the surrounding areas | Dumnonia Museum: Purify the Drake |
| Lastonbell: Proof of Rejuvenation | Access the Lord of the Land Menu for Lastonbell and the surrounding areas | Sub-Event: Rejuvenation of Lastonbell |
| Pendrago: Proof of Rejuvenation | Access the Lord of the Land Menu for Pendrago and the surrounding areas | Sub-Event: Rejuvenation of Pendrago |
| Gododdin: Proof of Rejuvenation | Access the Lord of the Land Menu for Gododdin and the surrounding areas | Sub-Event: Rejuvenation of Gododdin |
| Lohgrin: Proof of Rejuvenation | Access the Lord of the Land Menu for Lohgrin and the surrounding areas | Sub-Event: Rejuvenation of Lohgrin |
| Hexen Isle: Proof of Rejuvenation | Access the Lord of the Land Menu for Hexen Isle and the surrounding areas | Find the Lost Katz on Hexen Isle |
| Divine Artifact: Fire | Proof of the pact between Lailah and Sorey | Ladylake |
| Divine Artifact: Water | Proof of the pact between Lailah and Mikleo | Galahad Ruins |
| Divine Artifact: Earth | Proof of the pact between Lailah and Edna | Rayfalke Spiritcrest |
| Divine Artifact: Wind | Proof of the pact between Lailah and a wind seraph | Tintagel Ruins |
| Proof of Spiritual Power: Fire | Proof that you have mastered the spiritual power of fire | Igraine, Shrine of the Fire Trial |
| Proof of Spiritual Power: Water | Proof that you have mastered the spiritual power of water | Lefay, Shrine of the Water Trial |
| Proof of Spiritual Power: Earth | Proof that you have mastered the spiritual power of earth | Morgause, Shrine of the Earth Trial |
| Proof of Spiritual Power: Wind | Proof that you have mastered the spiritual power of wind | Guinevere, Shrine of the Wind Trial |
| Blessing Orb | Increase party's max HP (there are 14 in total) | Defeat a Slime Glutton or Drake |
| Imbued Orb | Increase party's max HP (there are 6 in total) | Enemy: Ammit / Odin |
| Anomalous Orb | Increase party's max HP (there are 36 in total) | Enemy: Ouroboros / Echidna |
| Ancient Orb: Qian | Increase party's max HP | Enemy: Agni |
| Ancient Orb: Kun | Increase party's max HP | Enemy: Aizen |
| Ancient Orb: Zhen | Increase party's max HP | Enemy: Illuyankas |
| Ancient Orb: Xun | Increase party's max HP | Enemy: Jade |
| Ancient Orb: Kan | Increase party's max HP | Enemy: Quetzalcoatl |
| Ancient Orb: Li | Increase party's max HP | Enemy: Duoblock |
| Ancient Orb: Gen | Increase party's max HP | Enemy: Fafnir |
| Ancient Orb: Dui | Increase party's max HP | Enemy: Dragon Zombie |
| Dragon Reincarnation Orb | Offsets the power of the dragon's self-healing arte, Luminous Gain | Enemy: Tiamat |
| System Book | View explanations of the game system and battles within the Library Menu | From the beginning |
| Discovery Book | View discoveries you have made so far within the Library Menu | From the beginning |
| Skill Book | View the skills you have obtained so far within the Library Menu | From the beginning |
| Enemy Book | View information about the enemies you have encountered within the Library Menu | From the beginning |
| Adventure Map: City of the Lake | Map updated around Ladylake | Purchase for 100 gald from the Turtlez in Ladylake |
| Adventure Map: Town of the Woods | Map updated around Marlind | Purchase for 200 gald from the Turtlez in Marlind |
| Adventure Map: Near the Border | Map updated around Lastonbell | Purchase for 300 gald from the Turtlez in Lastonbell |
| Adventure Map: Around the Capital | Map updated around Pendrago | Purchase for 400 gald from the Turtlez in Pendrago |
| Adventure Map: Southeast Frontier | Map updated around Gododdin | Purchase for 500 gald from the Turtlez in Gododdin |
| Adventure Map: Western Region | Map updated around Lohgrin | Purchase for 600 gald from the Turtlez in Lohgrin |
| Adventure Map: Unknown Island | Map updated around Hexen Isle | Find the Lost Katz on Hexen Isle |
| Purple Crystal Key (DLC) | Open purple doors | Treasure: Elaine Ruins |
| Purple Crystal Orb (DLC) | Open a wall in the Elaine Ruins | Treasure: Elaine Ruins |