The famous Potioneer Zygmunt Budge, at the age of fourteen as a Hogwarts student, once corrected his Potions Professor on the use of Mackled Malaclaw tails in potion-making. His superior knowledge of potions, their ingredients and many other things, inspired Budge to drop out of Hogwarts in order to enter the Wizarding Schools Potions Championship.
- Fantastic Beasts and Where to Find Them (First mentioned)
- Fantastic Beasts: Cases from the Wizarding World (First appearance)
- Wonderbook: Book of Potions (Mentioned only)