Illustrator

aspara

31 printings across 22 sets, 31 of them with a current market value. Shown here: the 31 most valuable; the API returns them all.

aspara.sh

curl -s -G "https://api.pokemontcgapi.com/v1/cards" \
  --data-urlencode 'q=artist:"aspara"' \
  --data-urlencode 'orderBy=-index_eur' \
  --data-urlencode 'limit=250' \
  -H "X-Api-Key: $PTCG_API_KEY"