I just took this image to a local shop to print on a T-Shirt. Man, do I love it :) I could have bought it online, but I figured this would be quicker.

If you don’t know what the joke is about, you’re clearly not watching the Big Bang Theory.

It turns out the game was invented by Sam Kass some years ago. Kudos to you, sir.

Awesome show. True story.

What? You’ve never heard of  Barney Stinson either?

UPDATE: A reader just sent a variant that is even more absurd. Don’t hold your breath: Rock, fire, scissors, snake, human, tree, wolf, sponge, paper, air, water, dragon, devil, lightning, gun.