Semi-limiting these core cards, alongside some skill nerfs throughout the time, created a constant need to adapt the deck, resulting in the appearance of multiple different versions of the deck, which had a consequence of making the deck even more expensive
Time travel is, in itself, a pretty simple mechanic: If your stuff has time counters, time travel lets you either add a time counter, remove a time counter, or leave it untouched
All of the Standard-legal cards listed above are also legal in Expanded, as well as: Reshiram (113/114 version) Zekrom (114/114 version) Mewtwo EX Tapu Lele GX Xerneas EX M Rayquaza EX Here Comes Team Rocket
Apparently she's meant to be Titania, who was mentioned in previous cards, but Antiquities released 'Titania's Song' with a different-looking depiction, hence this card being renamed
Palworld Palworld might be the most controversial pick on this list, as it's effectively a survival game mixed with the classic Pokmon creature-collecting formula, and some of the monsters you'll find are more than a bit similar to some iconic Game Freak designs