As a card that lets you discard and draw twice, Ifrit is a great addition to this deck
Carnival // Carnage I ran this as a four of in my Standard-legal Rakdos Midrange deck on Arena in my sideboard since it was great against dorks and control like Mono-Blue Aggro (Carnival) and activating spectacle for Light Up the Stage
Rather than play a creature spell to build your ranks and play a removal spell to deal with an opponents annoying creature, why not do both with one card
MTG, Yu-Gi-Oh!, & Pokmon Unique and Promotional Card Prices Compared Beyond the typical most expensive collectors pieces the games have to offer, there are certain cards that are rare due to a lack of reprints, promotional events, and special one-time offers that can dwarf official cards played in tournaments
I do look forward to people trying to draft eight or more in Standard
That's a total of 180 cards, so you'll get more than enough to build decks and chances to own some of the rarer cards in the set