There may be 3-4 complete sets released every year, each with their own name, theme, cards, and design
Thats largely due to Alelas synergy with Maralen, Fae Ascendant, the most popular new commander from the set
It's aged a little since it was printed, when it dominated Standard and led to one of the most fun dominant Standard decks of all time
It uses spells like Burst Lightning and Lightning Strike, alongside creatures such as Sunspine Lynx, to provide enough reach to go around the enemy's defenses
Aurelia, the Law Above Aurelia, the Law Above can sometimes draw into a combat trick or removal that exiles, and you just need to send a battalion yourself, or bait another player into attacking
I always like cards that introduce the monarch to the game anyway, but this one provides some solid recursion for a lot of potent cards that people will want to remove