How to spot a fake card
Practical guide
Counterfeit cards circulate mostly among valuable cards and in cheap mixed lots. Most fakes don't survive a close look: a few checks are enough, ideally comparing against an authentic copy from the same set.
The light test
Authentic modern cards (Pokémon, Yu-Gi-Oh!, One Piece) have an opaque inner layer: held up to a strong light they let almost nothing through. Many fakes are more translucent and "light up". Note: Magic cards and some vintage cards behave differently, so this test should be calibrated per game by comparing with a card you trust.
Feel and cut
- An authentic card has a characteristic stiffness and "snap". Fakes are often too stiff (plasticky) or too floppy.
- The edge: viewed side-on, authentic cardstock often shows a thin darker line in the middle (the inner layer). Many fakes are single-layer.
- Irregular corners and cut, or dimensions slightly off standard, are a signal.
With a loupe or the camera zoom, look at the print pattern: authentic cards have a fine, regular screen (CMYK rosette). Fakes often show coarse dot patterns, smeared or desaturated colors, text with frayed edges. The black of the text on a fake is often made of colored dots instead of solid black.
Fonts and details
Spelling errors, a slightly wrong font, copyright symbols or dates missing or inconsistent with the set, impossible collector numbers: bootleg fakes are full of them. Compare against the game's official database or a photo of an authentic copy.
The back
The back is where many fakes fail: off-tone colors (the Pokémon blue too dark or too purple), absurd back centering, muddy details in the back artwork. Always compare the back with any authentic card from the same game.
What a photo-based estimate can and can't do
Our tool includes an authenticity risk check that flags visible inconsistencies (print, layout, elements that don't match the declared set), but it's not a definitive authenticity test: some high-quality fakes can only be caught with the card in hand. When in doubt about an expensive card, the light and cut test in person, or the opinion of a specialist shop, remain essential.