To continue the trend of protecting ourselves, Leyline of Sanctity is here as a way for us to turn off cards like Thoughtseize, Burn Spells, and whatever shenanigans opponents can target us with
The only way for a game to proceed smoothly would be for the player to use the Ancient Mew card to supply a translation guide from Runic for verification of the cards attack and the attacks effects
Once a finality counter's in place, the creature it's on is exiled the next time it would die
I do think the aggro decks have the best synergy thanks to a host of powerful 1-drops in the set, but individual cards feel fair, balanced, and interchangeable
If that ability has been chosen before, re-roll
Ill talk about some of the lesser-known cards from this set, and where they might fit in the 99