The cruel and barbarous ways that they adorn themselves:
With a color code. It's like the Federation but with body paint.
Their savage and ignorant beliefs:
They believe the soul is contained in the right foot and will evince an unhealthy obsession with severing a foe's right foot, to the exclusion of all other hit locations. They wear a big shoe.
Details on their leader:
S/he is a a ogre or hag.
Their vicious bestial totems:
Their totem is the wolf. They harry and howl.
The tribe's most sacred and vile object of reverence:
The clothes once worn by earless elves.
The twisted shamans that guide them:
A devious dervish. Dominates demons with a dazzling dance.
The cruel and barbarous ways that they adorn themselves:
With the skins of their forebears. Each tribesman must grow all fat in his dotage so that his son may wear a suit made from his skin and hide inside it. Nobody knows what they look like.
Their savage and ignorant beliefs:
They hate food and the eating of food. Publicly. In secret they all eat food (of course) and like it but in company they pretend they don't. It's weird.
Details on their leader:
His/her fingernails are nine feet long.
Their vicious bestial totems:
Their totem is the scorpion. They live in solitude.
The tribe's most sacred and vile object of reverence:
The night, silence, quiet, stillness and stone.
The twisted shamans that guide them:
Belligerent, bony, bedecked with baubles. Breathes bats.
The cruel and barbarous ways that they adorn themselves:
With the skins of their forebears. Each tribesman must grow all fat in his dotage so that his son may wear a suit made from his skin and hide inside it. Nobody knows what they look like.
Their savage and ignorant beliefs:
They don't believe in global warming, evolution, racial equality, birth control or social justice. They do believe in the survival of the luckiest and that the judgments of fate are true and righteous altogether.
Details on their leader:
S/he is supple as sin. I have no idea what that means but George RR Martin made millions writing like that so let's assume it means something. Like: s/he is a contortionist and able to twist his/her body into the shapes of the 32 symbols of The Divine.
Their vicious bestial totems:
Their totem is the maggot. They revel in ignorance.
The tribe's most sacred and vile object of reverence:
The spines on the back of a red reptile, dreaming of war for a thousand moons.
The twisted shamans that guide them:
A glossy gadfly. Guarded by ghosts.
The cruel and barbarous ways that they adorn themselves:
With a strange bluish paint that grants them +2 to hit and -2 to int for ten minutes'
Their savage and ignorant beliefs:
They hate food and the eating of food. Publicly. In secret they all eat food (of course) and like it but in company they pretend they don't. It's weird.
Details on their leader:
S/he owes a PC a single favor.
Their vicious bestial totems:
Their totem is the locust. They gibber and swarm
The tribe's most sacred and vile object of reverence:
Severed fingers, kept in cloths.
The twisted shamans that guide them:
Atavistic, armed with acid, aided by asps.
The cruel and barbarous ways that they adorn themselves:
With bugs. they a-smear themselves and do bathe in the honeys and spices of their fragrant land and are thus wise in eternity are then surrounded by a halo of stinging and crawling things.
Their savage and ignorant beliefs:
They believe that heaven is contained inside an anonymous rock hidden somewhere on the planet.
Details on their leader:
S/he owes a PC a single favor.
Their vicious bestial totems:
Their totem is a broken shackle. They were once a lower caste.
The tribe's most sacred and vile object of reverence:
The night, silence, quiet, stillness and stone.
The twisted shamans that guide them:
A fat faction of fleshy flagellants.