The serialization on this card is essentially irrelevant, as the point of a serial number is to classify and catalog something as one of a set of things
Banlist History Restriction changes recorded for Union Controller
You generally never want to be casting Birgi on the Harnfel side, as the creature side is almost always better
Pulling teeth, the card, excels because even though we think were looking at an image conceived just to make us feel sick, we may very well just be looking at a correct depiction of the point of view of a dentist from medieval times
Perfect Order feels like Pokmon TCG's betting on making Zygarde a mainstay, mainly thanks to a high-tech black-and-neon-green design that just about distinguishes it aesthetically from other recent Pokmon sets (to be fair, there have been over 120 of them, and there are only so many color combinations)
You can find these pretty easily in the $3 range right now, and Id strongly consider grabbing a bunch if youre looking for a safe and solid long-term spec