Chaos Core is in Common Ascension Material of Genshin Impact.
Description: Comes from ancient defunct relic structures. The core that once drove a mechanical beast. Should you come to understand its workings and reproduce it, you could perhaps change the world.
| Item Type | Common Ascension Material |
| Rarity | 4 Stars |
How to get Chaos Core
There are 2 sources to obtain Chaos Core.
Crafting Type: Alchemy 
Chaos Circuit (x3)
Source 1: Dropped by Lv.60+ Ruin Guards
Source 2: Dropped by Lv. 60+ Ruin Hunter
How to Craft Chaos Core
| Name | Image | Craft Type |
| Chaos Circuit | | Alchemy |
Weapon That Use Chaos Core
| Raven Bow | Wolf's Gravestone |
| Sacrificial Fragments |