Bloodstained: Ritual of the Night
57 Achievements
GOG
Hermetically Sealed
Subdue the alchemist. Details for this achievement will be revealed once unlocked
43.7%
How to unlock the Hermetically Sealed achievement in Bloodstained: Ritual of the Night - Definitive Guide
This achievement is for defeating Alfred. Obviously spoilers ahead so skip the video if you don't want to see how I did it.