Some important info to care about is the mana curve and the card type distribution, as it can help us understand better our deck and may indicate where there is space for improving it
Theres a chance some of these see reprints in the decks, no way to know till weve got the lists released
5 White: Glorious Combat The white deck is split across two different themes, but doesnt quite bring it together enough to be as much of a threat as some of the others
Its the melded pair of Hanweir Garrison and Hanweir Battlements, neither of which can be your commander
Undermountain Adventurer A 4-mana dork with vigilance would be an alright card alone, but Undermountain Adventurer juices things up by taking the initiative
Remarkably this has led to a very large secondary market where people buy and sell the individual cards on ebay.com and tcgplayer.com), and there are websites such as mtgstocks.com to track the prices over time