Well done on the Supreme Court for overturning Brandon's vaccine mandate. It's nice to see that some people in the US Government have working brains, because I'm convinced that Brandon doesn't have one!
1. Get rid of the dating sim elements - I don't play FE to play as a matchmaker.
2. Limit classes again - Having anyone be whatever class they want strips units of their uniqueness.
3. No avatars
Shinon can only fight Beast Laguz in 4-5, because he's allied with them, along with the rest of the Greil Mercenaries, in Part 3.
A Pegasus Knight in Daein would stand out like a sore thumb given that Daein doesn't use Pegasus Knights in their army.