In Game Description
Weapon forging material. Can be used to forge 4-star claymores. Philosophers believe marble has the potential to be sculpted into a beautiful statue. Likewise, these billets have the potential to become something greater.
Northlander Claymore Billet was known as Northlander Claymore Prototype. This material is used to forge craftable claymores:
Snow Tombed Starsilver
Where to get Northlander Claymore Billet in Genshin Impact?
Break the Sword Cemetery Seal world quest
For early game there’s quest in Dadaupa Gorge with this Northlander Claymore Billet as reward, called Break The Sword Cemetery Seal. To put it simplr, you will have to destroy 3 seal in the middle of the lake by destroying 3 mechanism in 3 hilichurl tribes surrounding the place.
There’s Luxurious Chest inside the seal and after you’re done with the quest, you can obtain claymore billet from that chest.
Buy From Xingxi at Liyue Harbor
Mingxing Jewelry in Liyue Harbor sells some weapon prototypes: Bow Billet, Catalyst Billet, Claymore Billet, and Polearm Billet for 225 Geo Sigil. You can get Geo Sigil during your exploration in Liyue whether it’s from chest, quest, or wilds.
Sacred Sakura Favor Level 14 in Grand Narukami Shrine, Inazuma
Another way to get Northlander Claymore billet is by reaching level 14 of Sacred Sakura Favor in Grand Narukami Shrine.
Northlander Billet Trove
Northlander Billet Trove is an item that contains 5 choice of weapon prototypes. This item usually can be obtained from major in game event.
Chance from Weekly Bosses
Albeit it’s rng, getting catalyst billet is from weekly bosses is your best chance. Starting from Mondstadt to latest content, we have 6 weekly bosses scattered across Teyvat. More bosses will coming in the future, means more chance to get this billet.
|Stormterror Dvalin in Mondstadt||Wolf Boss in Mondstadt|
|Childe Boss in Liyue||Azhdaha in Liyue|
|Signora in Inazuma||Raiden Shogun Boss in Inazuma|
Converting from It’s Midlander counterpart
Sumeru update bring new type of billet and of course we have new item called Midlander Catalyst Billet. Traveler actually can convert midlander to northlander and vice versa with 2x Dream Solvent, though for now it’s not recommended since midlander billet is quite rare and hard to obtain, for now.