This applies to all orders, including pre-orders
The Crystals depicted on the MTG crossover cards are specifically from Final Fantasy III , which featured a timeline where the four elemental crystals all had dark counterparts (represented solely by The Darkness Crystal)
It includes 12 Collector Boosters
(Though I'll note that sticking with the previous build, in many cases, is better if you're really unsurebut that's another article entirely.) It's a bit of a meta thing to do, but if your goal is to give yourself the best chance while reducing risk, the halfway point is always an option to considerthough far from automatically always the right one
The Village cycle of lands, revealed during MagicCon Amsterdam not even two weeks ago, is a good example of this
This set was a chance for WotCs designers and developers to throw caution to the wind and just design a huge slew of new mechanics without needing to get them correctly balanced