Once a creature with power 2 or less has been blocked, Deserter's Disciple's ability won't cause it to become unblocked
If you have multiple copies of a card, you can apply different Flair to each, as long as you have more than one Flair for that specific card
This is a key payoff and wincon for most enchantress decks, though you'll find a home for it elsewhere from time to time
Explore fully resolves first and you draw a card, perhaps a land you'll play later
Brimaz is notably weaker than Atraxa at 4 mana, has access to fewer colors, and requires you run an at least semi-typal deck
Traverse the Outlands I have a [casthaven]Molimo, Maro-Sorcerer[/casthaven] deck