Avoiding fake sports cards starts with seller accountability and careful inspection. Established sports card shops and vintage specialists are usually safer than anonymous meetups, but you still need to examine the card. Watch for wrong dimensions, suspicious paper, incorrect fonts, blurry printing, artificial wear, trimmed edges, recoloring, rebacking, and prices that only make sense if the card is not real.
For graded cards, verify the certification number on the grading company’s site and inspect the holder for tampering or counterfeit slab signs. For raw vintage, compare known examples and consider a second opinion before spending serious money. The sports card counterfeit guide and show-floor authentication guide provide a practical checklist. If a seller blocks reasonable inspection or rushes the deal, walk away. Another card will appear; recovering money from a counterfeit sale can be far harder. Preserve messages, receipts, and photos when a purchase is large enough to need recourse.