McDonald's Collection 2018MCD18 7
Cubone
No price for this printing yet. That is not the same as worthless — the feed simply has no listing for it.
22 printings of Cubone
They range from $0.17 to $64.53 — a 380× 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.
Jungle
BASE2 50—
Expedition Base Set
ECARD1 103$64.53
Aquapolis
ECARD2 72$26.37
Team Magma vs Team Aqua
EX4 40$21.95
FireRed & LeafGreen
EX6 60$14.82
Team Rocket Returns
EX7 51$7.47
HS—Triumphant
HGSS4 60$6.84
Delta Species
EX11 60$6.53
Legends Awakened
DP6 90$2.51
Forbidden Light
SM6 57$1.95
Dragons Exalted
BW6 60$1.93
BREAKthrough
XY8 77$1.40
Base Set 2
BASE4 70$1.04
Crimson Invasion
SM4 52$0.42
Unified Minds
SM11 105$0.35
Unbroken Bonds
SM10 90$0.29
Hidden Fates
SM115 37$0.26
Battle Styles
SWSH5 69$0.21
151
SV3PT5 104$0.21
Stellar Crown
SV7 72$0.18
Journey Together
SV9 76$0.17