For one, land destruction is now red mana's domain, not white's, and current MtG cards are designed to not destroy too many lands too easily because that leads to unfun gameplay
You cast it to actually make x-number of heroes, so its like summoning people to the party, and then it checks
I originally was going to make a Monstrosity/Renowned deck that blinks the creatures so they can activate/trigger again, but there wasn't enough good cards to do that
It should be noted that this shouldn't be the first port of call, but it is an effective method of gaining further packs regardless
The 2/1 haste creature gives red-green a more aggressive edge, making the archetype lean closer to midrange rather than the ramp-heavy style of blue-green
With options like Cunning Evasion available to this archetype there will be at least some possibility for recursion while playing it for an efficient cost but not that many other decks will be able to abuse this card