Kingdom Hearts 3 (KH3) Re:Mind - How to Obtain the Ultima Weapon Keyblade

Information on how to obtain the Ultima Weapon Keyblade in Kingdom Hearts 3, including the requirements to unlock the recipe and materials required.

Kingdom Hearts 3 Re:Mind - How to Obtain the Ultima Weapon Keyblade

What is the Ultima Weapon?

Kingdom Hearts 3 Re:Mind - Ultima Weapon Keyblade

The Ultima Weapon has traditionally been regarded as the strongest Keyblade in the Kingdom Hearts series. It returns in Kingdom Hearts 3, boasting the best stats and abilities among all of Sora’s obtainable weapons.

Ultima Weapon Stats and Abilities

View our Ultima Weapon Keyblade Stats page for a full break down of the weapon’s attributes and characteristics.

How to Obtain the Ultima Weapon in Kingdom Hearts 3

The Ultima Weapon is acquired via Keyblade Synthesis and requires certain steps to craft it in the game. Below are the conditions to obtain it.

  1. Collect 58 kinds of synthesis materials to obtain the Ultima Weapon synthesis recipe.
  2. Collect the necessary synsthesis materials to craft the weapon.
  3. Obtained Ultima Weapon

Below are detailed explanations of how to go about the steps.

Collecting 58 kinds of synthesis materials

When you have gathered at least 58 kinds of synthesis materials, you will receive the recipe for Ultima Weapon as a reward from Collector’s Goals at the Moogle Shop.

Synthesis materials are obtained by defeating various enemies in the game or by purchasing them at the shop.

Gathering the necessary materials

Below is a list of the materials needed to synthesize Ultima Weapon.

Ultimate Weapon Synthesis Materials

Required Materials Orichalcum+ (x7)
Wellspring Crystal (x2)
Lucid Crystal (x2)
Pulsing Crystal (x2)

All materials except Orichalcum can be obtained via item synthesis.

Where to get Orichalcum

Orichalcum is obtained in treasure chests, as well as completing certain objectives in the game. The table below summarizes the method of acquiring all of them.

Location Details
Treasure Chest in The Caribbean In a treasure chest on the heartless island
Treasure Chest in the Final World (from the Keyblade Graveyard) After being transported to the Final World from the Keyblade Graveyard, there will be a treasure chest containing the Orichalcum.
Moogle Shop Postcard Obtain as a random reward using the Moogle Shop Postcard
Goofy Curling Mini Game Reward Complete all medals and talk to Elsa in Arendelle
Flantastic Seven Missions Reward Earn a high score in all Flantastic Seven missions.
Lucky Emblems Reward Shoot 80 Lucky Emblems
Gummiship Defeat the Omega Machine in the Eclipse.

In-depth information on how to obtain Orichalcum can be viewed in this guide.

Obtained Ultima Weapon!

Once you’ve gathered all the necessary materials, craft Ultima Weapon in the Keyblade Synthesis menu. Now you’re ready to take on the strongest enemies in the game!

Kingdom Hearts 3 (KH3) Re:Mind Recommended Article List

ReMind DLC
ReMind DLC Walkthrough Additional Features Summary
New Playable Characters Data Greeting and Slideshow Function
Premium Menu Limit Cut Episode
Secret Episode and Boss All Obtainable Items in ReMind DLC
Popular Guides
Beginning Choices Post-Game Unlockables
How to Obtain Ultima Weapon Flantastic Seven Missions Guide
Where to Find Orichalcum Battlegates Locations Guide
Recommended Keyblades Recommended Armor
Recommended Accessories All AP Boost Locations
All Lucky Emblem Locations All Treasure Chest Locations
All Gold Hercules Doll Locations How to Get Moogle Postcard
How to Unlock the Secret Ending Proof of Promises and Proof of Times Past
Critical Mode Guide Battlegates Locations
Leveling Guide How to Obtain Oblivion and Oathkeeper
World Maps
Olympus Map Twilight Town Map
Toy Box Map Kingdom of Corona Map
Monstropolis Map Arendelle Map
The Caribbean Map San Fransokyo Map
100 Acre Wood Map Keyblade Graveyard Map
Scala Ad Caelum Map
Keyblades / Staves / Shields Armor / Accessories
Magic / Abilities / Situation Commands Link Summons
Enemies Bosses
Mini Games Collector's Goals
Photo Missions Trophies
Synthesis and Cooking
Synthesis Recipes Synthesis Materials
Cuisine Recipes Cuisine Effects

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    • If I remember correctly, it’s the very tiny island just immediately west of Isla De Los Mástiles. It’s the same island that you can find Lucky Emblem 10 at. Can find the chest in a little grove of palm trees and bushes near the center of the island.