Witch's Brew
Increases Rose's damage dealt by 20% per empty healing potion bottle.
How to obtain
Open the chest marked on the map to obtain Witch's Brew.
Acquisition location
Notre-Dame · Transept
Usage tips
The more empty potion bottles, the higher the damage bonus. Check remaining supplies and the distance to the next mirror first; there is no need to waste potions for the bonus.
Backstory
Concealing a deadly vial, this pendant allowed poisonings without the slightest suspicion.