Good catch.
But:
seems to allow to play a creature keyed (by text of creature card) to a specific site.Lidless Eye, Appendices, Glossary wrote:Keyed To... (or Played At...): The manner in which a creature is played on a company. A creature is either: keyed to a region by type or name in a moving company's site path, or keyed to (played at) a moving company's new site by type or name, or keyed to (played at) the current site by type or name of company not moving.