Clearly from a flavor perspective it makes total sense, and since this is a top-down design that isnt at all overpowered, it seems fine by me
Getting Kosei enchanted, equipped, and with a +1/+1 counter on it (fulfilling all the mods of Concord with the Kami) wont be easy, but it sure will be rewarding when you do
Unlike the prior standard set, Genetic Apex, which consisted of three different booster packs to choose from (that all contained their own unique cards, for the most part), Mythical Island consists of just one booster pack
Mayhem Devil A key wincon for Rakdos sacrifice decks, Mayhem Devil gets better and better the more sacrificeable tokens WotC prints
There was something about the feverous demand for the cards - the shiny ones, the powerful ones, the ones with the coolest critters on the front - that drove prepubescent children to lie, cheat, steal, start black markets, and fight