When on the advanced filters screen, by checking the "Not Collected" filter option, all cards in the selected format that you don't own will appear in your search
If you're not scared by those, they must make you salty, and if neither of those apply to you, I'm betting they're in your deck
I won't spoil them for you, but this is one of the best series i've ever read, and I'm not a massive TMNT fan
Dex 48 Cards Most Expensive Shining Magikarp $1,141.00 Magikarp & Wailord GX $1,071.56 Magikarp $436.86 Distribution by Rarity
You should now have a basic idea of how to tell if Japanese Pokemon cards are fake, but there are a few more tips to consider, so lets switch gears to discuss how to navigate the market