Sephiroth and Aerith are both part of the main set for Magic: The Gathering Final Fantasy, rather than the Commander Precons, so they will show up in drafts and, possibly, Standard
Azurite Sea enchanteds instead lean heavily into the pirate/seafaring theming of the expansion, with characters, actions, items an locations reimagined against a cartographic background, bearing minamilistic drawings very reminicent of bare sketches
Sometimes it's better to keep Kida for later and ink an extra three or four-cost card, rather than automatically treat her like ink
Were diving into all of it right here, including Dual-Ink cards, Lore cards, and the debut of characters from The Aristocats