Ideally I would be able to pull on thousands of games of online data for this rather than just guess based on a significantly smaller pool of experience
Locally, here in Malaysia at Classroom Cafe an LGS store we go to (in fact, got our decks at) during the pre-order phase, it was going roughly RM 157.5- RM 175 per deck (if you pre-ordered the bundle of 4 pre-cons)
A modal double-faced card can't be transformed or be put onto the battlefield transformed (even if one of its faces was formerly part of a transforming double-faced card)
If you would like to swing, Mobilize 2, and put in some token synergy, be my guest
Will these feel different when shuffled
While the creature is versatile and immediately affects the board upon entering, it doesn't stand out to me nearly as much as The Walls of Ba Sing Se