Rrypo: Get A Head

From publisher blurb:

Get A Head is rules-loose science fantasy rpg module inspired by the fantastically ridiculous Boorman movie Zardoz. A trail of destruction and devastation leads to a head-shaped flying fortress protected by gun-wielding savages. Will they manage to capture it?

compatible with the Ultraviolet Grasslands and Seacat
moral conundrums and vicious raiders
different approaches to getting inside the head
illustrated split-level map of the head
five strange NPCs
15-room breakdown of the head
guidelines for heroes operating the head
game changes and new goals if they take over the head
30 possible challenges encountered while flying the malfunctioning giant head