This is a really fun enchantment, and while its more of a shoe-in for decks that want vanilla creatures like Ruxa, Patient Professor, its honestly not the worst enchantment finisher for a deck full of evasive bodies like Merfolk, or Edric, Spymaster of Trest
While hes far and away from the dominant power that is Winota, he is going to fit well into Boros decks, and like many of the cards here today will shine in decks like Isshin, or with a Windcrag Siege, or similar way to double dip on value
Its worth keeping an eye on all of these cheap Equipment cards since we know the set has a bit of an Equipment theme, but this one is pretty unexciting
Note that Fenrir counts itself for the Ecliptic Growl trigger, so your opponent needs to play a 4/x to stop it from drawing
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