They have no borders and feature a full alternate artwork, with a custom lore star foil pattern with 3D hot stamp effects
Constructed In sharp contrast with drafted manabases, Constructed players get to build decks with essentially however many fixing lands they want
Used in ProsBloom, Dream Halls, and other combo decks, Meditate could safely be cast at the end of an opponent's turn (provided they had no imminent threats on the table), or be used to grab pieces for a combo deck
Every time Mulan quests, which also gives two lore, you can look at the top four cards of the deck and, if there is a Princess character there, you can put it in your hand
Designers focused on maximizing power have historically begun by putting the most individually powerful cards together and then pursuing the emergent themes, rather than starting with a cohesive design goal
White-blue has a Knight theme, and Zhalfir famously had knights, so this card plays into that