These sets will come in original box. -Certified Pre-Owned with box means that the set has been opened and inventoried to ensure completeness. The set will be bagged by color instead of the original bags. The set will be 100% complete with the original box! -Certified Pre-Owned without box is the same as above, 100% complete, the only difference is that the set will not have the original box, it will be in a plastic box. -Pre-owned, As-is sets with instructions but without minifigures or animals are sold as-is and are priced accordingly. As-is sets will not include minifigures, animals or their accessories and will not come with its original box. The set will be in good, clean condition, however, it may not have 100% of its pieces.