From the D&D Table: Stunning Paper Cut

Jim plays the party monk and has described his character this way:

I am cut like a knife!! And, if you think I wear a shirt, you are mistaken.

In an encounter with a fearsome owlbear, as Jim reached with steely resolve for his faithful 20-sider to roll a Stunning Blow, we heard the following:

I’m going to try and stun him again—OOPS! I think I just got a paper cut.