How to spot a counterfeit toy story collectible?

The only source supplied discusses the Labubu line of collectible plush toys created by Kasing Lung and distributed by Pop Mart. It describes the design, packaging, and release strategy of Labubu, but contains no reference to Toy Story or to any authentication guidelines for Toy Story merchandise. Because the evidence lacks any mention of counterfeit detection for Toy Story collectibles, we cannot provide specific criteria or steps. Therefore, based solely on the verified data, we cannot answer how to spot a counterfeit Toy Story collectible.