For these articles I'm going to assume you know nothing, because I'm honestly not sure what parts you might have picked up versus which things you had no idea about
I wouldnt blame you if not that was quite the journey, and of course we barely even scratched the surface of all the minutiae and rules quibbles that come when your game has over 20,000 unique cards interacting in untold combinations
The Rest of the Deck The creature base supports the Commander fairly well but there are a handful of strange inclusions in here with the overall average converted mana cost leaning a bit on the higher side
Elspeth, Storm Slayer's static ability is a doubling card (Mark Rosewater's favorite), so there's no doubt this Planeswalker will be one of the most valuable cards from the set
[mtg_card]Mystic Confluence[/mtg_card] is particularly powerfulalmost [mtg_card]Cryptic Command[/mtg_card], which is nice, since Modern demand has made that card prohibitively expensive