 | Name | Northlander Polearm Billet |
| Type (Ingame) | Material | |
| Family | Crafted Item, Ingredient, Forging Ingredient, Alchemy Ingredient | |
| Rarity |  | |
| Item Source (Ingame) | Reward for completing Trounce Domain Challenge in Mondstadt, Liyue, or Inazuma, or the Dominator of Wolves Challenge | |
| Description | Weapon forging material. Can be used to forge 4-star polearms. Philosophers believe marble has the potential to be sculpted into a beautiful statue. Likewise, these billets have the potential to become something greater. |
| Table of Content |
| Obtained From |
| Used By |
| Gallery |
Obtained From
Drop
| Icon | Name | Grade | Drop |
 | Lupus Boreas, Dominator of Wolves | Boss |                                   |
 | Stormterror | Boss |                |
 | Childe | Boss |    |
 | Azhdaha | Boss |    |
 | La Signora | Boss |    |
 | Magatsu Mitake Narukami no Mikoto | Boss |    |
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Recipe
| Icon | Name | Recipe |
| Northlander Polearm Billet | or |
| Northlander Polearm Billet | or |
| items per Page |
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Domain
| Icon | Name | Monsters | Reward |
 | Confront Stormterror |  | 300 |
 | Enter the Golden House |  | 300 |
 | Beneath the Dragon-Queller |  | 300 |
 | Narukami Island: Tenshukaku |  | 300 |
 | End of the Oneiric Euthymia |  | 300 |
 | Spiral Abyss |         | |
| items per Page |
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Stage
| items per Page |
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Shop
| Name |
| Souvenir Shop |
| items per Page |
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Reputation
| Icon | Name |
 | Frostbearing Tree |
 | Sacred Sakura |
| items per Page |
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Used By
Recipe
| Icon | Name | Recipe |
 | Prototype Starglitter | |
 | Crescent Pike | |
 | Dragonspine Spear | |
 | Kitain Cross Spear | |
 | Midlander Polearm Billet | or |
 | Borderland Polearm Billet | or |
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it's a skin