There are 15 John Carter trading cards tracked on HobbyCardIndex, spanning Baseball, Hockey. The most valuable is the John Carter [Blue Refractor] #47 at $4.08 raw.
Source: HobbyCardIndex · Updated daily · https://hobbycardindex.com/players/john-carterJohn Carter Cards
15 cards · Baseball Hockey
All John Carter Cards
John Carter [Blue Refractor] #47
$4.08
John Carter #557
$1.99
John Carter #211
$1.99
John Carter #211
$1.95
John Carter #300
$1.74
John Carter #5
$1.74
John Carter #7T
$1.58
John Carter #399
$1.46
John Carter #283
$1.00
John Carter #283
$0.90
John Carter #663
$0.86
John Carter #39
$0.71
John Carter #190
$0.25
John Carter #300
$0.25
John Carter [Blue] #47
$0.01