Googling "MTG Misprints" will quickly inundate you with many different resources, but here are maybe three of the better ones: r/MTGMisprints is a fantastic first step into evaluating the premiums that misprinted cards can yield
Any nezumi who joins is her family, and she doesn't hesitate to retaliate against any perceived slight against her kin
Being mythic rares, obviously the spell sides also tend to be among the best if not clearly the best spells available
Six mana cards are generally not utility or answer cards which are the most useful to be able to tutor for, Treasure Mage will mostly go and find a win condition, which then begs the question as to why you are not just playing more win conditions or more effective draw spells
Anyone looking for a great gift for an MTG player
I can even see a segment of players who might want to re-tool their Muldrotha decks into Winter decks: whether to down-grade from such a common and feared commander choice, or just to gain a more focused play style and color identity