Battle Decks arent intended for any existing format, but are brewed and play-tested against each other to ensure theyre fun and interesting in their own environment
She would require you to consistently play characters to be able to quest at all
Baymax, the lovable and huggable robot with a heart of gold
Critical mass of "cantrips", one-mana spells that draw a card on top of some other minor effect, is absolutely essential, especially when you also run Delver of Secrets, so having four copies of Mental Note matters even with the existence of the strictly better Thought Scour
Zisu Draw cards until you have 1 more card in your hand than your opponent
When you would deal three or more damage from a single source of yours to a foe, they'll discard too