Question: witcher 2 how many mutagens?
Answer: Mutagen slot skills. You need at least one talent invested in a skill to mutate it. Note: Once the skill has been mutated, you cannot remove or replace the mutagen. All mutagen slot skills and Impregnation level 2 unlocked It is possible to unlock all 13 Mutagen slot skills + Impregnation level 2 at exactly level 35.