For every character in the party who hails from Liyue, the character who equips this weapon gains a 7/8/9/10/11% ATK increase and a 3/4/5/6/7% CRIT Rate increase. This effect stacks up to 4 times.
In Game Description
A greatsword carved and chiseled from the very bedrock of Liyue.
How to Get Lithic Blade ?
Obtainable from exclusive weapon banner
Weapon Upgrade Materials
Here’s all material used to upgrade Lithic Blade: