While Knights aren't often considered when it comes to notable high-dollar Magic cards, this list will help to highlight some of the most valuable Knights across the game's history
There is a theory that it would be stronger to just have Yuffie as a guest in the Y'shtola deck, but the goal is to win with Yuffie as the commander, so this is fine
Karmic Guide is an example of a great on-theme way to bring back any creatures you happen to lose, and you can include the Reveillark combo if you like to add a deterministic way to win
Instead of a bunch of combat keywords, its just a ton of keyword abilities
Less through songs, more through challenge math and ETB ping damage - Lilo's Challenger turns, Nala's early pressure, and Tink's one-to-all pings
But without Shivan Dragon leading the way, perhaps fliers in red would be as rare as direct damage in blue