The Amber/Sapphire deck, called Tactical Teamwork, is a Seven Dwarfs-themed deck with an emphasis on combat tricks and characters that buff each other while in play, as well as some nice item synergy for card draw, healing, and removal
Its got counterspells, lots of card draw, and Jace's Erasure to get the mill going
(In reality, my number 1 is Xantcha, and Arixmethes is #2, but I've talked about her tons with two full articles dedicated to her, so instead, I give you my #2 here and then move everything down one spot.) And there we are
Investment is seen operating on a timeframe of five, ten, twenty, even fifty years or more