New Redemption Grab Bag now includes an assortment of 500 cards from five (5) different expansion sets. Available at Cactus website.
Teams is lightly played? Last nationals we had 48 people. Not the 65 for T1 or 66 for Booster, but still, third most played category is good.
But it's another category that adds a layer for the newer or less financially well-off player, in that you need a partner who also can build a competitive deck.