Half-snake leader of the Mythical Creatures Zoo chain — immortal, and impossible to keep in a cage.
An 11-year-old mutant half-fox, half-human who knows almost everything and runs faster than light — the planner to Amethyst's fighter.
A 12-year-old mutant half-cat, half-human with angel wings, six stinger tails, and a tail made of 15 talking snakes — who breaks mythical creatures out of zoos.