Best-of-one is not a suitable place for this because people rarely miss plays
I'll talk with you again next week
Time Spirals Free Suspend Spells Time Spiral created 0-mana spells that you can only suspend, and they all represent broken cards from MTGs past, like Balance, Eureka, and Ancestral Recall
And, while Enlightened Tutor is a nice Game Changer for the list (owing to the fact you can tutor Kaldra Compleat or something to cast for free), I chose to go lower on Tutors just to increase that variance
Farewell is possibly the best boardwipe in the whole of commander, with its versatility and ability to exile (not destroy, importantly) whatever you need at that moment while protecting the other types you want to keep around
Gerry Thompson of StarCityGames hosted an article detailing the usefulness of their spoiler card in decks like Legacy Death and Taxes