The Amethyst/Steel deck, called Might and Magic, is a showcase for the expansion's new keyword, Resist, as well as the Madam Mim and Merlin package, which is all about bouncing your own characters back to your hand to amplify their effects If you're looking for the starter deck with the more universally useful cards to start building your Rise of the Floodborn collection, you'll probably want to pick up Might and Magic first, as several of its cards will likely see play in the constructed format
Its not all doom and gloom for this archetype though, as it can still play quite well when your card quality is high enough
Hiram was that link in the chain
Genius Reinvented is the Emerald/Sapphire deck
Put the rest on the bottom
It could be the artists request, a policy change on names, or just someone sending in the credit name differently