1 Tolarian Contempt
This allows for the perfect intersection of defensive interaction (like Red Elemental Blast and Veil of Summer), brutal stax effects (like Archon of Emeria, Collector Ouphe, and Drannith Magistrate), and a consistent combo thanks to the many different tutors in the list
It was a no-brainer that a card featuring Rocket boss Giovanni and his ace Pokmon, Mewtwo, would take the top spot
If the card we were looking at was a PSA 9 card, it would tell you the number of PSA Grade 9 versions of that card that exist in the world under the population bit, and there would be a figure in the "Population Higher" bracket which would note the number of PSA 10 cards ie the only cards that scored higher than your PSA 9
I can only get the lessons that are in the first seven slots, because, at the time, players put 14-15 different lessons without any downside in their sideboard, so WotC limited it to 7 slots in best-of-one to reduce this strategys effectiveness
For example, consider a deck whose commander is [c]Krenko, Mob Boss[/c]