His deck is incredibly powerful in Game 1, but an opponent with a card like Leyline of the Void will absolutely ruin his day after sideboard
My Verdict: Sword of Feast and Famine offers a killer combination of a solid stat boost and powerful mana economy, all while attacking your opponents hand
2 Citizen's Arrest Citizen's Arrest is a new option for white to use as a removal spell that's easy to cast
A detailed overview of flash and flash management (August 2018):
Buswhack has also been used in Standard to great effect in Golgari shells that include Phyrexian Obliterator by forcing your opponent to fight the Obliterator, then watching them sacrifice all of their permanents, all for one mana
Best White/Blue Commons in Wilds of Eldraine limited : Cooped Up, Moment of Valor, Frostbridge Guard, Snaremaster Sprite, Diminisher Witch With the Snow Queen deck, you want creatures and cards that help you keep getting ahead by disrupting your opponent and letting you attack