I have one question: where do I get the images from?
That woud be great if you could complete the DEX !
You can get the images from the official Pokémon Trade Card Database (the list of images are at the bottom of the page) :
Since Sword and Shield is already listed in French, what you could do is translate these cards :
Translations can be submitted to clicking on the following button :
Thank you for your previous DEX suggestions, they are now available on the marketplace !
cf : https://en.pokechange.net/dashboard/shop/offers:add
Please feel free to register on the DEX as a facilitator (button at the bottom right of the page) :
This way, you'll be able to validate your next DEX (pending) suggestions
I'll then publish them on the marketplace.