The Diamond Clan's Treasure is the request 89 for Pokemon Legends: Arceus. See unlock conditions, locations, & side-quest walkthrough.All Request Quest List
The Diamond Clan's Treasure - Unlock Conditions & Rewards
Requester & Location
|Unlock Conditions||(Battle with Adaman)|
|Rewards||Comet Shard x3|
Unlocked After Clearing Main Story
Request 89: The Diamond Clan's Treasure will be available once you complete the main story. If you don't see Adaman in the following location, then go ahead and progress with the story.Story Walkthrough: Main Mission Guide
Accept The Request From Adaman At Lake Valor
After completing the main story, a request will appear at Lake Valor in the Crimson Mirelands. You can head there by teleporting to Diamond Settlement.
Adamant Crystal Is Used For Dialga
You will be rewarded with the Adamant Crystal once you complete the request. You can use the Adamant Crystal to switch between Dialga's Normal Form and Origin Form.
The Diamond Clan's Treasure - Walkthrough & Tips
|1||After clearing the main story, battle Adaman at Lake Valor in the Crimson Mirelands.|
|2||Win the 3-on-1 battle.|
|※||You can obtain the Adamant Crystal, which can change the form of Dialga.|
Reduce The Number Of Enemies
Adaman will use three Eeveelution Pokemon to send out in battle all at once. Try to defeat them as quickly as you can to reduce the number of threats.
Prioritize Defeating Leafeon
It is recommended to defeat Leafeon first since it has the highest level among them, which means the more it takes a turn, the more damage you can potentially take.