Which Serperior do you have?
Same name, 71× the price: $0.74 to $52 raw. The difference is printed on the card — it is just not somewhere most people think to look.
Black Bolt · #164
Check the set symbol in the lower right of the illustration, and the copyright year along the bottom edge. Those two identify the print run on every card that has them.
$52
67% gem
Mega Evolution Promos · #064
Check the set symbol in the lower right of the illustration, and the copyright year along the bottom edge. Those two identify the print run on every card that has them.
$26
20% gem
Black & White Promos · #198
Check the set symbol in the lower right of the illustration, and the copyright year along the bottom edge. Those two identify the print run on every card that has them.
$15
60% gem
Beginning Set Plus (Snivy) · #003
Check the set symbol in the lower right of the illustration, and the copyright year along the bottom edge. Those two identify the print run on every card that has them.
$7.99
no PSA data
Legendary Treasures · #8
Check the set symbol in the lower right of the illustration, and the copyright year along the bottom edge. Those two identify the print run on every card that has them.
$4.12
8.9% gem
Legendary Treasures Radiant Collection · #RC3
Check the set symbol in the lower right of the illustration, and the copyright year along the bottom edge. Those two identify the print run on every card that has them.
$3.91
7.9% gem
Black and White Promos · #BW20
Check the set symbol in the lower right of the illustration, and the copyright year along the bottom edge. Those two identify the print run on every card that has them.
$3.60
3.2% gem
Black Bolt · #156
Check the set symbol in the lower right of the illustration, and the copyright year along the bottom edge. Those two identify the print run on every card that has them.
$2.23
64% gem
Nihil Zero · #006
Check the set symbol in the lower right of the illustration, and the copyright year along the bottom edge. Those two identify the print run on every card that has them.
$1.89
75% gem
Fates Collide · #7
Check the set symbol in the lower right of the illustration, and the copyright year along the bottom edge. Those two identify the print run on every card that has them.
$1.78
<0.1% gem
National Pokedex Beginning Set · #004
Check the set symbol in the lower right of the illustration, and the copyright year along the bottom edge. Those two identify the print run on every card that has them.
$1.75
54% gem
Beginning Set Pikachu (Snivy) · #003
Check the set symbol in the lower right of the illustration, and the copyright year along the bottom edge. Those two identify the print run on every card that has them.
$1.16
no PSA data
Perfect Order · #006
Check the set symbol in the lower right of the illustration, and the copyright year along the bottom edge. Those two identify the print run on every card that has them.
$0.74
25% gem
We have no hand-checked note for these printings yet, so the guidance above is the general rule rather than something specific to this card.
Prices are raw market value. Click a printing for its full grading verdict — the gem rate, the fees and whether it beats selling raw.