Compose MaterialOld Molar
Old Molar is a 2★ material in Honkai: Star Rail — see how to get it, its use, and related items right below on this page.
Old Molar is a material ★2 in Honkai: Star Rail. This item is not currently used to level up any character or Light Cone. Obtainable from 4 different sources in-game.
Last updated: 30/07/2026
The figures on this page come directly from gamevika's internal game data store (counted/read straight from the real records), not an estimate or copy from elsewhere.
Description
Tier 2 Synthesis Material
Lore
No one knows the origin of this molar. The person selling it claims this extremely anachronistic item was found on the battlefield of the Emperor's War, infused by a bygone era of craftsmanship and defiance now lost in modern times. "It serves as the growth rings of inorganic life."
How to obtain
- The Reverie Hotel: Dreamjolt Troupe's Mr. Domescreen or other enemies
- Penacony: Destructible Objects
- Assignment rewards
- Ferdinand
Stats
| Rarity | ★★ |
| Type | Compose Material |
| Stack limit | 99,999 |
Official names in every language
| Tiếng Việt | Răng Hàm Cũ |
| English | Old Molar |
| 日本語 | 古びた大臼歯 |
| 한국어 | 낡은 어금니 |
| 繁體中文 | 老舊臼齒 |
| 简体中文 | 老旧臼齿 |
Where to use it / Related tools
Old Molar is an upgrade material — check the Material Planner to see how much you need for the character you're building.
Same-type items
FAQ
What is Old Molar?
Tier 2 Synthesis Material
Where do you get Old Molar?
Sources for Old Molar: The Reverie Hotel: Dreamjolt Troupe's Mr. Domescreen or other enemies · Penacony: Destructible Objects · Assignment rewards · Ferdinand. See the “How to obtain” section above for details on each source.
What type of item is Old Molar?
Old Molar is a 2★ material in Honkai: Star Rail, in the “Compose Material” category.
What is Old Molar used for?
Old Molar currently isn't listed as required by any character ascension, Light Cone ascension, or crafting recipe in official data.