Like most Magic: The Gathering cards, the value of Nocturnal Raid 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 (Seventh Edition)
Put Simic Growth Chamber down, ignore the Kodama trigger, bounce Simic Growth Chamber back to your hand, then put it back down the last Scute Swarm you make through Kodama
Dauthi Slayer
2/2, flying, vigilance is a great starting point, and stapling the latest iteration of Thirst onto it seals the deal
Most specifically, you have Hide Away and Elsa Fifth Spirit
The Aurora Dreaming Guardian card will be released as part of the Disney Lorcana Booster Packs which contain cards of just one ink colour - and First Chapter Starter Sets, with each set features cards from two of the different ink colours, which are set to be released in August.