Milling is usually represented in Magic lore as losing your thoughts/mind, so this represents her amnesia
Sometimes it can look like there are patterns of how cards are distributed or where the rarest cards in a booster box are, but this is how randomness works
Sapphire continues the trend from Rise Of The Floodborn of showing how powerful synergy between characters can be with Huey, Dewy, and Louie, particularly with Huey's ability, Three Nephews, which allows you to draw three cards if one of each of the Nephews is on the field
Saga creatures enter the battlefield with a lore counter, and then they get a new lore counter before your first main phase
Up and Away Creature (23) Backup Agent x3 Dreamshackle Geist Extraction Specialist Hullbreaker Horror Inspiring Overseer x3 Nebelgast Beguiler x2 Seven-Tail Mentor x3 Stormrider Spirit x2 Unholy Officiant x2 Welcoming Vampire Wretched Throng x4 Instant (7) Fading Hope x2 Kill Shot x2 Serpentine Ambush x3 Sorcery (1) Artifact (2) Brute Suit x2 Land (27) Island x11 Plains x12 Tranquil Cove x4 The Azorius deck from the same kit fairs a little better