Of the Flares, two seem highly playable right out of the gate: Now, unlike the previous Modern Horizons cycles, Flares are a little bit more narrow in use in that in order to activate them for their alternative cost, you need to sacrifice a nontoken creature of the Flares respective color
Currently Weaker Floodgates Gozen Match Although impactful, there are floodgate cards that lose favor in the meta
Jayas Immolating Inferno Despite its legendary downside, Jaya's Immolating Inferno is an effective burn spell
Typically, tutor spells allow each color to search only for a card of a particular type associated with them
It's a bit too costly to play this Tyrant in eternal formats, but we can hope that some kind of Dinosaur ramp deck might emerge in the far future (though that would be beyond a miracle)
Card Art is fine I guess, personally, I would have rendered up something, and try to make it myself.