Unsouled
52 Achievements
GOG
Ruptured Vessel
Defeat Luyh.
1.5%
How to unlock the Ruptured Vessel achievement in Unsouled - Definitive Guide
After defeating the first hidden boss Karmas in act 2. In act 4 you know will be able to open the secret door. She is the second hidden boss & you will be able to fight her after to open the secret door. defeat her & the achievement will pop.