Scientific progress requires sacrifice. No one knows this better than the victims of mutants, beastly creatures bred using mutagens. Mutants are a step toward the creation of a superhuman; their makers can assume the experiment is progressing nicely given the beasts' strength, resistance, and cruelty. Among known mutants there are the witchers and (possibly) the girls born under the Black Sun, including Renfri. * Mutant * Greater brother * Greater mutant * Mutant assassin * Armored hound