|A sling made of weird green leather. Originally the weapon of a notorious mischief-maker and general scamp, it's since fallen into less savoury hands.|
"Punk" is a fairly simple artefact, a well-enchanted greatsling of acid . Although you can admittedly craft a more powerful greatsling yourself, it's still a competitive option.
Prior to 0.19, Punk had not a unique 'acid' brand, but a freezing brand.