top of page

Events & News

Stay up to date on all things grand slam.
From new inventory, big pulls and even trade nights!
Search


Discover the Nampa Trading Card Scene
If you love sports cards, Pokémon, or memorabilia, Nampa is the place to be! The trading card scene here is buzzing with energy and excitement. Whether you’re a seasoned collector or just starting out, you’ll find plenty to explore. I’m here to take you on a tour of what makes Nampa’s trading card community so special. Let’s dive in! Exploring the Nampa Trading Card Scene Nampa’s trading card scene is growing fast! Local shops and events bring collectors together. You can fin
grandslamidaho
4 days ago3 min read


How to Tell if Your Pokémon Cards Are Valuable Beginner Guide
Learn how to tell if your Pokémon cards are valuable with this beginner-friendly guide. Discover what makes cards rare, how condition affects price, and when to sell or trade.
grandslamidaho
4 days ago4 min read


Pokémon Night 2.28.2026
Last night at Grand Slam Sports Cards was straight-up Poké-mania. ⚡ The shop was packed, the binders were flying, and the holo shine was real. Trades were happening nonstop, big pulls had the whole room reacting, and more than a few deals went down with dramatic “final offer!” energy. From young Trainers to seasoned collectors, everyone came ready to level up their decks and their collections. It was loud, it was busy, and it was exactly how a Pokémon night should feel. Chec
grandslamidaho
Mar 11 min read


Grand Slam Idaho: New Ownership, Same Passion, Amazing Community
We're thrilled to officially kick off a new chapter at Grand Slam Idaho ! Recently purchased by two lifelong collectors, our family-owned, locally operated sports card shop is more than just a place to buy cards — it’s a hub for the Treasure Valley collecting community. Our grand opening day was nothing short of incredible. From the moment we opened the doors, the turnout blew us away! Seeing familiar faces from the neighborhood and meeting new friends who share our love for
grandslamidaho
Feb 11 min read
bottom of page
