Copies in Deck (K Successes in Population): The number of cards in the deck that count as a "success" for the question being asked
Of coursebecause you are forces to suspect the creature, it can't ambush block stuff, and thats a big part of what would make this sweet
Ertai Resurrected Four mana is a lot of mana to keep up at any given time, and giving opponents extra cards isnt something you want to be doing, group hug decks excepted
This remains true for the rest of the game until you choose a new ring-bearer or the creature is killed
Prismatic Ending If Commander decks don't care much about Leyline Binding, they haven't even heard about Prismatic Ending but in 60-cards formats that can play it, and Modern above all (where Swords to Plowshares isn't legal), you could argue that this white sorcery is so good it actually killed Path to Exile
On top of fun deck techs, I also do video versions of some of the topics I cover in my articles here on EDHREC