Series
Platinum sets
4 sets and 517 printed cards, from Feb 11, 2009 to Nov 4, 2009. Newest first; every set links to its card list and prices.
platinum.sh
curl -s "https://api.pokemontcgapi.com/v1/sets?series=platinum&orderBy=-release_date&limit=250" \
-H "X-Api-Key: $PTCG_API_KEY"