Each of the Commander decks is built around a specific game, with four of the most popular ones being chosen (VI, VII, X, and XIV)
Her card's playability in Commander formats adds a demand floor from MTG players on top of dedicated FFXIII collector interest
Your Launch and Cruella de Vil, Fashionable Cruiser are the only tools you have to deal with the Emerald/Ruby deck's Evasives, and launch requires you to play and banish an item, and you only have seven of those
Each one reduces the cost of spells you cast that share a color with it, and they have passive abilities that feed into their own activated abilities
Epic cards replace the foil slot in booster packs, similar to Enchanted cards
With plenty of solid low-cost characters and a number of cards that make it easy to keep flooding the board with them, Amber/Amethyst is all about overwhelming opponents with volume