WotC suggests that big creatures that are hard to interact with are positive additions to their environments. They might have been thinking of the Avabruck Caretaker / Hollowhenge Huntmaster when they said that, but Im not sure anyone would agree in the case of that card
Of note also, Secret Lairs have been expanded to be able to ship to these following countries for the first time: Bosnia and Herzegovina, Estonia, Iceland, Latvia, Lichtenstein, Lithuania, North Macedonia, Romania, and Serbia
Granted many of these are reprints, so we have some idea of how theyll play
Raffine provides an ever-growing evasive threat that also provides card selection, and pairs well with cards like Kaito, Luminarch Aspirant, and Wedding Announcement that provide advantage over time
NIV-MIZZET (IZZET MIZZET) Niv-Mizzet is to Ravnica as Thalia is to Innistrad, as Teferi is to Dominaria