It's called Magic the Gathering Visual Guide. Amazon goofed and has preview pages up on a book that comes out in December. It has at least 2 major major spoilers in the preview pages along with this one.
dude
https://www.amazon.com/Magic-Gathering-Commander-2017-Deck/dp/B0751YQS1R
commander 2017 draconic dominance 5-color dragon tribal
all commander pre-con decks threw the years are intended before these were intro to commander