These archetypes are usually called aristocrats, paying homage to Falkenrath Aristocrat and other similar cards
It adds +1/+1 and gives both double strike and trample, and the real kicker is that you can attach it to a creature for free when it enters
Huatli, Warrior Poet is less likely since most Boros decks don't want these abilities, but double activation of life gain plus a creature or the zero ability to put six power and toughness on the board across two bodies is a lot of protection for your 'walkers
Youll want to ramp out basics via Rampant Growth and friends, so youll naturally avoid an artifact-heavy mana base, giving you access to disruptive tools like Collector Ouphe and Null Rod
Its even a sweet place to use Blood for the Blood God
They are definitely good enough to use, and as you'll see later, once sleeved the differences are even less pronounced