Impending is a bit too narrow to become something we'll see often (and I doubt we see this keyword outside of enchantment creatures), but the play pattern is very interesting
Recreate Epic Showdowns on Scene Cards Relive the excitement from Book 1, Book 2, and Book 3 of Avatar: The Last Airbender with scene cards
If you block an attacking creature then remove your blocking creature from combat somehow (often by sacrificing it or bouncing it back to hand), the attacking creature still counts as being blocked
Heres how I would update my Kaldheim Historic deck: Creatures (1) Planeswalkers (5) Lands (26) Spells (28) All in all, these lists are just scratching the potential that Brainstorm has in Historic Im sure well see it in most blue decks in the format in some way or another
Better yet, Farewell allows you to choose any number of modes it offers, not just two
Think Delver of Secrets or Faeries