Here's the thing: how fast you collect the set (how many drafts you need to do, which is proportional to how many gems you need to spend, since you can't "go infinite" with ranked drafts) depends MUCH more strongly on how many "new" Rares you collect each draft as opposed to how many games you win
Unlike last years special set around this time (Crown Zenith) however, not much changes in these reprints, not even the artwork
Its Zzzap affects all Pokmon with one, including allies
This simple check can save you from a huge and costly mistake and give you peace of mind about your new card
Other languages This is the English user manual (or an automatic translation thereof)
On the other hand (pun intended), in competitive matches, one can lose a game through using up the time limit, or a Game Loss penalty, issued by a Judge