Which toy story characters appear on disney world promotional items?

The available information confirms that Toy Story is a recognized entity, but it does not contain any details regarding Disney World promotional items or the characters featured on them. Without explicit references to specific characters or promotional materials, a definitive answer cannot be given. It is possible that characters from the Toy Story franchise are used in Disney World merchandise, as Disney theme parks frequently feature characters from their animated franchises on souvenirs and promotional items. However, any such usage is not documented in the verified sources provided. Therefore, based on the current evidence, we cannot identify which Toy Story characters appear on Disney World promotional items.