The major difference here is that Hidden Fates' Shiny Vault has a major focus on Kanto, while Shining Fates shifts its focus to Galar
Heres where I come out on this right now: if you have limited investment capital, a good amount of free time, and a track record of quick-flip success, you should think about scaling back your long-term holds
Exile your Thought-Knot Seer during their draw step and you can filter their draws
However, it has one upside that very few reanimation spells do its an Instant
Whenever a creature goes to your graveyard from play, put that creature into your hand. In conjunction with Necropotence, which didnt allow you to draw cards, but merely put them into your hand, you could still get new creatures and put them into play