Zoroark GX is a star player thanks to its ability, which gives you a way to draw all the cards you need and get a step closer to your win condition
These dont affect the game in any way, theyre just pure flavor text for the D&D nerds out there
On the flipside, you could build a Y'shtola deck that doesn't focus on this Creature package at all, and you can win the game through alternate conditions, whether that's by dealing enough damage with Y'shtola herself or casting cards like Sheoldred, the Apocalypse, Bloodchief Ascension, or a personal pet card, Approach of the Second Sun
Foxglove would have been a bit more interesting if they didnt add the you may put a creature card from your hand onto the Battlefield line
R Rare SE Secret Rare Infernal Punisher X SPELL Activate 1 of these effects (but you can only use each effect of "Infernal Punisher" once per turn)