Just yesterday, I learned from DS about "slide symmetry" which makes sense, but don't remember hearing about it until DS learned it on Cyberchase.

Frequently during play, I have to be Motherboard with some sort of memory dysfunction (e.g. speaking in rhymes) while DS defeats Hacker (me too) to save Motherboard.
Me: "But you are always the hero!"
DS: "Yes, yes I am."