Y O U R T A G L I N E G O E S H E R E. Mixed Sports Trading Card Unopened 300 Packs of Mixed Sports and Brands Lot. Mixed Sports Trading Card Unopened 300 Packs. ONE STOP GIFT SHOP OVER 17,000 INVENTORY!! This is for our 300 pack lot. If you like Opening Trading Cards Packs from the Past we have a collection of industries hottest unopened packs all sealed in Mint Condition. We are offering these packs in 35, 60, 180 and 300 count lots (Look in our store for additional lots). Think of the hours of fun opening packs looking for rare inserts, specialty cards, rookies, stars and so ...