These cards also mention Nissa in their name: Bitterthorn, Nissa's Animus Nissa's Chosen Nissa's Defeat Nissa's Encouragement Nissa's Expedition Nissa's Judgment Nissa's Pilgrimage Nissa's Renewal Nissa's Revelation Nissa's Triumph Nissa's Zendikon Oath of Nissa Oath of Nissa gives planeswalker decks cheap color fixing, and Bitterthorn, Nissa's Animus is a powerful piece of equipment that ramps you every time the equipped creature attacks
But ensuring your deck is well-tuned and optimized for the format is important
He brought plenty of his most powerful friends to help you establish your dominance
Then, with some careful planning, a creature will be forced to block Vastra and be destroyed, creating a Clue and a Food
While they will likely have significant impact on Standard by serving as sideboard safety valves to keep graveyard, energy, and +1/+1 counters decks from getting too powerful and ruining the format, the bigger deal here is that they signal good things for Standard's future