The act of assembling 1000 gorillas with sausage-like fingers, and having them all stick their claws in someones colon at the same time. Painful thrashing from the gorillas is inevitable.
Guy 1 - "Dude I'm sorry, I used your girlfriend
as my bank girl"
Guy 2 - "I summon a thousand silver-backs, to bring my revenge, and ape claw this heretic"