Sterling Grove does literally everything you could want a card to do in this deck
With (spoiler alert!) the defeat of the Sea Witch, a battle that players could take on solo or co-operatively, the Disney Trading Card Games next set, Shimmering Skies, has a far more upbeat and celebratory tone
Even in that best case scenario, you've given up a card in hand to be a turn ahead of the table, but this isn't Chrome MoxChrome Mox
Anathemancer punishes them severely for this with a deadly early creature and the promise of a much bigger hit later down the lineone that can't profitably be countered and can't be stopped with discard, which will force many control decks to consider alternate means of dealing with the problem such as an Identity Crisis
Vanille's second ability checks the battlefield at the moment it would trigger to see if you own and control Vanille and a creature named Fang, Fearless l'Cie
The deck combines the mana acceleration and synergy of Elf tribal with the raw power of Wolf tribal, creating a board that snowballs harder with every attack step