Series
Gym sets
2 sets and 264 printed cards, from Aug 14, 2000 to Oct 16, 2000. Newest first; every set links to its card list and prices.
gym.sh
curl -s "https://api.pokemontcgapi.com/v1/sets?series=gym&orderBy=-release_date&limit=250" \
-H "X-Api-Key: $PTCG_API_KEY"