Series
Base sets
6 sets and 526 printed cards, from Jan 9, 1999 to Apr 24, 2000. Newest first; every set links to its card list and prices.
base.sh
curl -s "https://api.pokemontcgapi.com/v1/sets?series=base&orderBy=-release_date&limit=250" \
-H "X-Api-Key: $PTCG_API_KEY"