This helps keep the counterspells coming while pressuring the opponents life total, and itll likely be a 4-of in the new Izzet Flash
Drawing cards with your free spells is all kinds of silly, and its a good way to make up for the card disadvantage of having to exile a card from your hand to cast them for free
You still always play Guide in your aggressive decks with red mana in them but you are not so sad when you have no Guide to put in
Thanks to that, it actually has a fair few commanders who can each focus on a different part of the original decks themes, should you choose to break it up: Barret, Avalanche LeaderBarret, Avalanche Leader Aerith, Last AncientAerith, Last Ancient Sephiroth, Fallen HeroSephiroth, Fallen Hero Its just a treat
Itll see most play, though, in builds looking to capitalize on that Storm keyword