Honkai: Star Rail 4.7 · November 2026

Eternal Calculus

Rarity: 5★
Path: Erudition

Where to get it

Where to get it	Price / condition
free Herta’s Store	8 Herta Bonds

Top 5 for

#3 Rappa#4 Herta#5 Himeko • Nova#5 Jing Yuan#5 Rin Tohsaka

Data for version 4.7, last updated November 15, 2026.