Three...Two...One...
Reaching one, he pulls the arm holding the rock from behind his back. You quickly block the incoming blow with the paper, which is much stronger than you expected. "It's magic paper! ...if you wondered," the genin explains.
"Well, I guess that's your point then..." the genin admits.
You now have 2 points while the weird genin has 1 point.
"Seems like we have a winner!" the weird genin says, not quite as happy as before. "Now you want a prize, right... oh well..."
He reaches into the bag on his belt and hands you 20 gold.
"Next time we meet, I won't be this easy to beat." With these words he heads into the forest, depression written all over his face.
~~~~~
I picked paper, he picked rock. So why did I block the paper I chose?