Search the other pile for a card, put it into your hand, then shuffle the rest of that pile into your library
Displaced Dinosaurs makes every artifact token you make (Treasure, Clues, and Food come to mind) into 7/7 creatures, and its not hard to make a ton of artifact tokens these days, whether Treasure in Golgari or Clues in Simic
One of the most expensive things in Commander is the mana base, and its because that the more colors you run, the more fixing you need
Zhalfirin Shapecraft overwrites all previous effects that set the creature's base power and toughness to specific values
Fundamental Format Features Realistically, while it does seem that Key to the Archive flagrantly disregards color identity rules, this isnt a new problem
Fact or Fiction is another card to have fallen far from grace