Given that Aria of Flame gives Izzet Phoenix decks the ability to win the game outside of the combat step, I like having access to a card like Trinisphere which will slow down the spellcasting a considerable amount and help not die quickly to a resolve Aria
In addition to a relatively cheap casting cost, it had four abilities, any three of which would have made for a powerful and versatile card
One reprint that I want to point out not thanks to its value but how good it is, is Kess, Dissident Mage
There are 14 uncommons from the Beginner Box that can be found in these slots
Im gonna share with you my top 10 Dragons of Tarkir cards that I think will see plenty of play (Yes), 10 cards that I dont think will see immediate success or are worse than they might appear (No), and 10 speculative picks that could be good under the right conditions (Maybe So)
This card ets you pay two mana and tap it to either get a Mount you control saddled or to crew a vehicle