As an avid Pokémon card collector, I've learned that timing is everything when it comes to exclusive drops like the Destined Rivals packs at Costco. These restocks tend to sell out quickly—most people miss out if they're not early. From my experience, visiting Costco right when the warehouse opens can significantly increase your chances of grabbing these coveted cards. Costco's in-store drop is often a quiet event, so staying alert to community alerts and restock notifications can be a game-changer. The 2-pack ETB combos are especially valuable because they offer a curated selection of cards that complement each other well, making them ideal for both collectors and casual players. If you’re hunting for these cards, be sure to bring a Costco membership and plan your visit carefully. The window to purchase is usually limited, so being prepared helps avoid disappointment. Also, exchanging tips with other collectors can provide insider info on restock schedules and availability. Overall, snapping up these Destined Rivals Pokémon cards from Costco is a rewarding experience that adds exclusive items to your collection. Just remember: act fast, check the warehouse hours, and don’t hesitate to share your finds with the Pokémon community!