Pro Tour Collector SetPTC bl16sb
Circle of Protection: Green
common in Pro Tour Collector Set
No price for this printing yet. That is not the same as worthless — the feed simply has no listing for it.
20 printings of Circle of Protection: Green
They range from $0.09 to $28.59 — a 318× difference for a card with the same name. The set code and collector number printed along the bottom edge are what tell them apart.
Not sure which one you are holding? OtterDex reads the set code and collector number off the card and tells you.
Summer Magic / Edgar
SUM 11—
Pro Tour Collector Set
PTC bl14sb—
30th Anniversary Edition
30A 309—
Seventh Edition
7ED 8★—
Eighth Edition
8ED 12★—
Limited Edition Alpha
LEA 11$28.59
Limited Edition Beta
LEB 12$6.75
Intl. Collectors' Edition
CEI 12$4.99
Collectors' Edition
CED 12$2.50
30th Anniversary Edition
30A 12$1.05
Unlimited Edition
2ED 12$0.78
Eighth Edition
8ED 12$0.32
Ice Age
ICE 14$0.26
Fifth Edition
5ED 19$0.20
Revised Edition
3ED 11$0.17
Tempest
TMP 10$0.15
Classic Sixth Edition
6ED 10$0.13
Seventh Edition
7ED 8$0.12
Fourth Edition
4ED 16$0.09