At the time, this was the only official representation of those cards, and they were not avaliable for the general playerbase to use
The drivers in Aetherdrift all race for the grand prize: the Aethersparkan actual Planeswalker spark there for the takingif youre fast enough
7 Exchange Of The Spirit - Secret Rare - $8.52 A Card With A Pre-Errata Printing Not only is Exchange of the Spirit a secret rare in Retro Pack, but it comes with the card text that existed before the card got an errata
Soul Levy will mill 3 cards from your opponent every time they special summon a monster
But XY is past, and in this go-around, we have zero capital letters in the "ex", so, do we have to explain the meaning to all, and find it too complex to understand in the eyes of some who weren't here when XY was, or can we interpret this go-around as a different way to Mega evolve, TCG-style, and remake mega turbo under a different name, and leave the past alone as "different", just like NVI's Eelektrik compared to BLK's Eelektrik
Ive also been able to find some cards from later Topsun cards, like with generation 2: Or gen 3 (these I actually own myself - since Seviper is my favorite Pokmon, I bought a bunch of non-TCG Seviper cards recently
