An improved metabolism allows Korroziya to be virtually immune to any poisonous substance transmitted though contact, ingestion, or inhalation.
Korroziya has access to some of the best research labs Atlas has to offer, along with cutting edge research equipment, and near endless test subjects.
Korroziya is quite gifted when it comes to creating new alchemical concoctions, though his favorite is Poison. He also specializes in antidotes, and when the time requires, potions that can cure those of ailments afflicting then.
Dying for knowledge is honorable* *Usually said to dying subjects.