There are better decks out there that will stand their ground much better on Constructed MTGA modes
Currently the Active card draw in Amethyst can easily support an additional ink color without any of its own types of card draw (simply by adding Merlin - Rabbit and the bounce package), whereas in the First Chapter the passive card draw engine of Amber was needed to complement the small amount of Active in Steel or other colors (Amber-Steel was objectively the best deck in the Chapter One format)
1 Encore Electromancer (Rainbow Foil Mythic, Secret Lair Bonus 808) $1,157.82 Miku-Miku Beaming A Hole In Your Wallet This card comes singing on in, featuring the world's beloved virtual diva, Hatsune Miku
You get to search for any land card, not just basic land
As the releases are limited, some of the cards included in these Secret Lair drops are highly sought after, whether it is from a collector standpoint or just because folks love the art