White-Blue : This pair centers around artifacts, and features the return of both the metalcraft and affinity mechanics
Armament Corps D- Not really playable outside of an ETB +1/+1 build that doesn't really exist in these colours
It introduces a new product to the lineup: a 2-Player Starter Set
$5.49 Wonder Judgment $1.29 Wild Mongrel Odyssey $6.49 Circular Logic Torment $10.99 Mental Note Judgment $0.49 Waterfront Bouncer Mercadian Masques $2.79 Annul Urza's Saga $5.99 Arrogant Wurm Torment $0.39 Aquamoeba Torment $0.79 Basking Rootwalla Torment $6.99 Hydroblast Ice Age $2.49 Frantic Search Urza's Legacy $4.49 Careful Study Odyssey 0 results found
In other words, they're more Special Guests or Secret Lair than traditional reprints - and, one could argue, even more extreme
This means you can cast any spell, and put anything you draft into your deck, without worrying about your mana curve or how greedy you're getting with multiple colors of card