A Poisoned Pen
From Fallen London Wiki
It drips acrid venom alarmingly. Words written in its ink become a public health hazard when disseminated. Produces beautiful calligraphy in shades of jade.
A Poisoned Pen is a Weapon item.
This item is only available during certain times of the year. For details, see The Sacroboscan Calendar (Guide). It was originally introduced during Election (historical).