While Snapcaster Mage still sees some play in Modern, its clearly not the haymaker it used to be
Sakiko, Mother of Summer I know Sakiko, Mother of Summer is expensive to cast
But the most important inclusion is the awesome green tutor/finisher Finale of Devastation - a $55 mythic rare that's super hard to get hold of
Avacyn does cost a lot of mana to cast, so it'll take a bit to get enough mana to cast it, but once you do, it'll be hard to ever get rid of
If left unchecked, that could kill someone (it still needs five hits), but our tendency to be a spread the love table will likely keep that from happening
Blue Mana Ramp for Instants and Sorceries (Curious Homunculus, Karfell Harbinger, Unblinking Observer, Volshe Tideturner) Given how intertwined blues color identity is with instants and sorceries, Im really glad to see Wizards of the Coast dipping their toes into conditional mana dorks that can only use their mana for these types of spells