Two characters that showed up a shocking (to me) amount of the times were Balthier and Fran
From there, you can pair these flicker effects with cards like Peregrine Drake, Palinchron, or a basic land (in the case of Ghostly Flicker) for infinite mana, Overwhelmed Apprentice to mill your opponents out, or Venser, Shaper Savant to return all opposing permanents to their owners hands, just to name a few of the possibilities
Then, anyone else who earned over 3 points during the last 4 weeks can randomly win one card
It will be common to draw two or three cards when building around this card, but even one is already okay in the worst case
I know 21 commander damage got decided on due to the original cycle of Elder Dragons having 7 power and you getting hit three times equaled 21 but the book quote is just so fitting for our format