Rarity in Magic has evolved from a printing quirk to a sophisticated tool for game balance and, now, a multi-layered system driving a vibrant secondary market
Imagine banishing something with Calhoun
The FCA slot, FINAL FANTASY Through the Ages, has an array of cards, and heres the breakdown: Most interesting tidbit here is that the foils and nonfoils will have exactly the same amount in circulation from Collector Boosters, but nonfoils can be opened in Play Boosters
We already had the much maligned board wipe of Be Prepared, the classic Dragon Fire for targeted removal and recently Lady Tremaine has been forcing players to banish one of their own characters when she enters play, even getting around ward effects
I especially like how much control you have over when this transforms because it only triggers off spells that cost 4 or more, or you can put counters on the Emperor so you just need to trigger it once or twice to flip
This would already make it a good card, but its the combination of its Shift keyword and ability that really take the cake