Black Swan on 12/27/2016
On 12/27/2016, Mr. Predictions was monitoring the movement of 4 assets: Alphabet, Nasdaq Composite, Oil WTI and Facebook, with the top 3 being in call (increasing interest) and the last being put (decreasing interest). The 4 things happened on the same day:

With very narrow chance of the 4 movements occurring on the same day, this is a Black Swan, which yields approximately 16 times the value applied (derivatives).