I think the stock list does a good job of making sure we can trigger Nymris basically at will, and while that is fine and the deck plays a lot like the kind of deck I like to play in those colors, I really like the idea of using my graveyard as a second hand
You then use Omni-Changeling to copy Marang River Regent, creating an infinite loop of Marang River Regent triggers and North Wind Avatar triggers
Platinum Angel While 7 mana is a lot, Platinum Angel forces your opponents to get rid of this colorless creature before theyre able to win
The deck then adds a number of different effects that benefit from Venturing, such as Varis's effect to create tokens, Hama's doubling of room triggers, Cloister gargoyle's buff, etc
lets dig into the data
The creature side of things is Questing Druid, a two-mana green 1/1 that reads: Whenever you cast a spell that's white, blue, black, or red, put a +1/+1 counter on Questing Druid. In the right deck, this card isnt just card draw but a terrifying threat, as it could grow absolutely massive fairly quickly