Since the metagame is almost uniquely comprised of three decks, building with respect to the mirror, Salamangreat, and Thunder Dragon is of the utmost importance
Once a Pokmon has the poison status effect, the opponent is forced to rethink their strategy or use valuable resources to counter it
Anyone who's dug into the area can tell you that finding a YuGiOh game that just lets you duel AI opponents or your mates is relatively rare
Albeit this is going to be much less broad of an impact than some of these card will have, any deck that runs both Teras and colorless Pokemon will be taking advantage of this powerful energy accelerant
Cards are usually released in Japan first, in the countrys own bespoke sets, and then repurposed for the rest of the world in differently arranged and titled collections
Glaceon VSTAR from Crown Zenith is a showstopper, and Piplup and Dewgong from Phantasmal Flames are both really charming (and pretty accessibly priced at the time of writing this)