Its Mushrooms and cookies
That's made worse by the fact that players must mill three cards every time they use Winter to attack
A Food token is a colorless artifact token with "2, T, Sacrifice this artifact: You gain 3 life." Eating, er
The law is meant to ensure that people kill each other with only the utmost fairness
Meanwhile, for UW Flash, you have a bunch of value creatures, and while banning any one of Archangel Avacyn, Spell Queller, Selfless Spirit, or Gideon, Ally of Zendikar would hurt the deck, none of those cards really stick out as being too good in a vacuumthey are just very strong when combined together
Personally, when I have cards that can fit into more than one of those columns, such as Utter End, I select the primary reason I want them in the deck