Red offers multiple creatures (Guttersnipe, Thermo-Alchemist, Firebrand Archer, Kessig Flamebreather, Electrostatic Field, etc.) and enchantments (Descent into Avernus, Oath of Chandra Valakut Exploration, Dragon Tempest, Impact Tremors, etc.) that dish out repeated damage with a bit of extra work
This type of deck loves a little self-mill to get it going, while also having plenty of ramp to be able to recast those cards
Mass destruction by a divine, unknowable source has often been a staple concept in Magic: The Gathering 's aesthetic design repertoire, and Day of Judgment has been a tough card to get perfectly right for many card illustrators, but, like with Natural Order in the #5 spot, Finnstark manages to get the concept nailed just right
Cash In
I would even consider swapping two more lands for more card draw spells, as the additional card draw should help draw you into more lands