See, if you arrange the colour pie in linear order, the colour pairs are WU, UB, BR, RG, GW, and then WB, UR, BG, RW, GU
Well, once youve collected four of a common or uncommon card, each time you would get that card in a pack or from drafting you dont just get nothing
Destroy target non-Aura enchantment
Each Collector Booster has 15 cards in it with 10-12 Traditional Foils as well as a chance to draw an Etched Foil, Textured Foil, or even a serialized card
This one is built to be powerful so that a newbie can keep up with a regular commander table
Heck, even if it coaxes out that Swords to Plowshares (and you don't get the Treasures because the Hydra is Exiled), now you can cast something else and know that stupid Swords is used up