Assuming that you don't have any cards in your graveyard, it will exile your entire library and you can win the game via Labratory Maniac, Jace, Wielder of Mysteries, and Thassa's Oracle
+2: Tezzeret deals X damage to each opponent, where X is the number of artifacts you control
That one-two punch has kept Pooh adjacent cards climbing across multiple sets for weeks now
Jeskai gives her access to all of the best energy counter spells weve grown accustomed to, and her proliferation ability is great for ticking up the number of energy counters we have at any given time
Whenever you open booster packs, you get Wildcards of different rarities (Common, Uncommon, Rare, Mythic Rare) that you can exchange for any card of the same rarity
There are some decks that are trying to play a hyper-aggressive game, Puresteel Paladin Combo for example, and in those decks, Id rather have the cantrip that looks at more cards, but these decks are the exception, not the rule