Fairness: Prevents "marked cards" in competitive play
Like most Magic: The Gathering cards, the value of Exalted Flamer of Tzeentch depends on a few consistent factors: its rarity, the printing and finish (regular or foil), its physical condition, and the set it was printed in (Warhammer 40,000 Commander)
Hunting Wilds is basically the same thing with the bonus of a kicker ability
They still look like official cards overall, just with obvious (and sometimes funny) mistakes
Sacrifice treasures and robots to drain opponents life totals and keep your engine churning
And sure, that recursive card drawing is good, but it costs 5 mana for the first card and six for the next