The images in the original article and on the website show unsleeved packs, but there are images of sleeved packs too
A specific word or ability that just gets at the essence of what is going on
If you look at our level-up creatures, you'll see that almost all of them start off underpowered based on their cost, before eventually becoming good or even great, assuming we can dump a bunch of mana into leveling them up (without our opponent killing them in response)
Life turned out to be quite efficient
Any time Gandalfs controller casts an instant or sorcery, they may choose from among four options: tap or untap a one permanent, deal three damage to each opponent, copy a spell they control or put Gandalf on top of its owners library
It's a cheap creature that sits on the board growing slowly larger, and thanks to all our high mana cost spells, it can spit out an absolute ton of mana over the course of a game