This is very much a work in progress. (As evidenced by the repeating entries you might see below.) Anyway, here are 16 random hexes.
The bodies of countless Ulfire Men spill out of a door set into the side of a mountain and completely fill the 10' wide shaft leading into the underground. Obscured by the bodies are ancient Snake Men runes describing 2-8 random sorcerous rituals.
12 Black Men led by putrid smelling Sorcerer (AC 18, MV 120', HD 3, Chaotic) are in the middle of casting Manifestation of the Putrescent Stench. The Sorcerer is armed with a laser pistol and wears a bright orange alien space suit.
Spawn of Shub-Niggurath (AC 14, MV 120' / 160' \[Flying\], HD 6, Neutral \[intelligent\]): A Brown avioid with a feathered hide and a toothed mouth. There is a 4 in 6 chance that when encountered the beast will be in flight.
Village of 366 Brown Men ruled by "the Silver Fist," a Lawful 6th-level Fighter. The Silver Fist rides into battle on cybernetic horses and wields a mysterious purple sword.
Two Red men lay dead on the ground. One is holding a gamma radiation riffle with 10 charges left. There is a 1 in 6 chance the rifle will also irradiate the shooter when discharged.
1 Sabertooth Tiger (intelligent).
Citadel of 49 Bone Men led by a Chaotic 6th-level Fighter.
Burnt out husk of a large Blue tyrannosaurus rex.
A Blue Man Cyborg with a metal jaw and a robotic hook arm (AC 18, MV 90', HD 4, Chaotic) commands a group of 6-36 Blue Men bandits armed with bone weapons. The bandits demand the players hand over any metal items in their possession, which their leader will proceed to eat. The Cyborg earns +1 to hit for each piece of metal he consumes; this effect lasts one day. (When encountered he has a 0-3 bonus to hit.) His hunger for metal can not be satiated.
Bipedal humanoid robot (AC 18, MV 120', HD 8) carrying a spear, with a single spotlight eye in the center of a cylindrical head. It is dragging a dead velociraptor behind it. It has learned how to hunt by spying on humans, but doesn't understand what to do with the dead animals: it just drags them back to its cave.
9 Primordial Ones.
Village of 201 Bone Men ruled by a Lawful 9th-level Fighter.
Village of 309 Green Men ruled by a Neutral 5th-level Fighter.
9 Primordial Ones.
A Purple Man hangs limp from a tree. He is pierced head to toe by spikes. Two tridents lay near his lifeless body.
Spawn of Shub-Niggurath (AC 18, MV 120, HD 3, Chaotic): a blue arachnoid with two red eyes and a toothed mouth. It currently entangled in a grappling hook and 100' of rope. An orange laser pistol can be found in its belly.
Spawn of Shub-Niggurath (AC 13, MV 90 [land] / 240 [fly], HD 1, Chaotic): a Brown quadruped with a scaled hide, 2 eyes, and a circular gaping maw.
A beautiful young woman, an astronaut from Earth, lays wounded in a recently crashed spacecraft. The ship is damaged beyond repair.
Castle of 40 Jale Men led by a Neutral 3rd-level Sorcerer.
Spawn of Shub-Niggurath (AC 12, MV 30, HD 1, Neutral [intelligent]): a Orange quadruped with a suckered hide, 6 eyes, and a beaked mouth.
1 Ulfire Jelly.
1 Dolm Ooze.
Village of 285 Purple Men ruled by a Neutral 8th-level Sorcerer.
Citadel of 102 Blue Men led by a Lawful 7th-level Fighter.
Village of 249 Ulfire Men ruled by "the Eloquent Flower," a Neutral 7th-level Sorcerer.
Strange ritual space made up of crucified Red Man, small clay jars of water and dried herbs.
Citadel of 47 Jale Men led by "the Lord of the Hills," a Chaotic 5th-level Fighter.
1 Ulfire Jelly.
Trails of small insects converge on the rocky husk of a massive dead insect. Within an inter-dimensional traveler to Carcosa lays shackled to the ground. Insects crawl in and out of his body. A sorcerer and his minions are in the middle of casting the ritual Canticle of the Crawling God. They will summon the Crawling God in 1-3 hours.
Spawn of Shub-Niggurath (AC 12, MV 60 [land] / 60 [swim], HD 2, Chaotic): a Purple fungoid with a suckered hide, 1 eyes, and a toothed mouth. Immune to surprise.
Village of 294 Ulfire Men ruled by "the Emperor upon the Ulfire Throne," a Chaotic 9th-level Sorcerer.