Every printing we track, with today's reference value. Cards someone is selling show the lowest price.
24 cards

Abomasnow - 19/123
Countdown Calendar Promos #019/123

Glaceon - 20/100
Countdown Calendar Promos #020/100

Floatzel - 37/106
Countdown Calendar Promos #037/106

Weavile - 40/132
Countdown Calendar Promos #040/132

Chingling - 42/123
Countdown Calendar Promos #042/123

Gabite - 48/123
Countdown Calendar Promos #048/123

Happiny - 52/123
Countdown Calendar Promos #052/123

Chimchar - 57/100
Countdown Calendar Promos #057/100

Combee - 59/100
Countdown Calendar Promos #059/100

Buizel - 61/106
Countdown Calendar Promos #061/106

Riolu - 61/130
Countdown Calendar Promos #061/130

Munchlax - 68/100
Countdown Calendar Promos #068/100

Piplup - 72/100
Countdown Calendar Promos #072/100

Bidoof - 73/123
Countdown Calendar Promos #073/123

Bronzor - 74/123
Countdown Calendar Promos #074/123

Burmy (Plant Cloak) - 78/132
Countdown Calendar Promos #078/132

Turtwig - 78/100
Countdown Calendar Promos #078/100

Glameow 83/130
Countdown Calendar Promos #083/130

Kricketot - 86/123
Countdown Calendar Promos #086/123

Shinx - 98/123
Countdown Calendar Promos #098/123

Skorupi - 99/130
Countdown Calendar Promos #099/130

Snover - 101/123
Countdown Calendar Promos #101/123

Stunky - 102/130
Countdown Calendar Promos #102/130

Pikachu - DP16
Countdown Calendar Promos #DP16