Fascination has always been valuable for Nekusar, the Mindrazer, but now the mill option could be viable
Sure, they were interesting and had some nice synergies, but they werent exactly game-breaking
Notably, Hildibrands Adventure spell, Gentlemans Rise, triggers the decks Commander Yshtola, Nights Blessed, dealing two damage to all opponents while you gain two life
White/Blue: Blink Creatures with enter the battlefield abilities are highly sought after, as they produce some sort of value even if they're immediately killed, and these creatures are even better in a deck with Mistmeadow Witch
Pro Tour Oath of the Gatewatch shined a bright light on the problems that I knew were about to strike the format and I am certain that they will seal the leak prior to the next official banning announcement
Innistrad isnt just the horror plane of the Multiverse its also home to many of the most iconic creature types in Magic