The Zeta SetSLZ 262
Imprisoned in the Moon
uncommon in The Zeta Set
No price for this printing yet. That is not the same as worthless — the feed simply has no listing for it.
15 printings of Imprisoned in the Moon
They range from $0.29 to $12.22 — a 42× 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.
Eldritch Moon Promos
PEMN 65s—
The Zeta Set
SLZ 141—
The Zeta Set
SLZ 20—
Secret Lair Drop
SLD 1102$12.22
Avatar: The Last Airbender Eternal
TLE 14$2.08
Eldritch Moon Promos
PEMN 65p$1.02
Crimson Vow Commander
VOC 106$0.43
Forgotten Realms Commander
AFC 85$0.38
Innistrad Remastered
INR 358$0.36
Eldritch Moon
EMN 65$0.35
March of the Machine Commander
MOC 224$0.33
Foundations
FDN 156$0.33
Innistrad Remastered
INR 69$0.31
Modern Horizons 3 Commander
M3C 188$0.29