Just look at the Amonkhet Invocations if you need an example
If not, however, then the flexibility of Fiery ConfluenceFiery Confluence will come in handy, in all likelihood being one of the only artifact removal options in the deck, not to mention an additional utility creature board wipe if needed
This makes Tember City a very interesting inclusion, but it's not hard to see players having a big problem with it as well
Mad Hatter sets up a fast lore clock, always provides value and has enough willpower to survive a challenge by a smaller character
Despite being rather unpopular and unplayable, Chandra, Flamecaller sells for $14 at the high end
Cards like Faithless Looting keep the engine running, while madness spells like Fiery Temper turn those discards into damage