Colecovision wrote: »I haven't seen one drop on a plunder skull and I'm well over 100. They drop from doing witches festival crafting writs. When you turn it in you get a container with a random page and the rng does not consider what you already know.
So far I have only gotten writs from gold skulls, which means you may end up needing to buy writs or the pages. They are not bound.
Call_of_Red_Mountain wrote: »Finish festival writs and you'll find hollowjack pages.