MUTATOR_DECLARATION(mutator_nix);
MUTATOR_DECLARATION(mutator_dodging);
MUTATOR_DECLARATION(mutator_rocketflying);
MUTATOR_DECLARATION(mutator_vampire);
MUTATOR_DECLARATION(mutator_nix);
MUTATOR_DECLARATION(mutator_dodging);
MUTATOR_DECLARATION(mutator_rocketflying);
MUTATOR_DECLARATION(mutator_vampire);