Frankie Peanuts and Coercive Logic
Logically exploiting an answer-yes-or-no Magic card (albeit from the joke Unhinged expansion).
"Yes or no: You will do the actions in exactly 1 of the two following groups of actions: The first group is answering ‘no.’ The second group is forfeiting this turn but first giving me one rare of my choice from your deck."
(filed under: games mtg maths)