Vermin Monsters
in Basic Fantasy Field Guide Omnibus
46 monsters
- Ant Lion, Giant - A gigantic predatory beetle about the size of a cow that builds underground tunnel networks with trapdoor ambushes
- Balroach - A variety of giant cockroach larger than a horse
- Beetle, Giant Bombardier - Red and black beetle, 3 to 4 feet long, with toxic spray attack
- Beetle, Giant Boring - Giant beetles that eat rotting wood and operate like a hive collective
- Beetle, Giant Fire - Huge beetle with glowing red organs that provide illumination
- Beetle, Giant Oil - Giant beetle about 3 feet long with eyes that can see in all directions
- Beetle, Giant Rhinoceros - Largest of the giant beetles, between 10 and 14 feet long with brown or grey carapaces and huge horns
- Beetle, Giant Stag - Giant beetles with males possessing huge stag-like mandibles
- Beetle, Giant Tiger - Predatory monsters around 5 feet long with dark brown carapaces and lighter striped or spotted patterns
- Beetle, Giant Water - Round-bodied beetles found in deep fresh water, attracted by vibrations or noise
- Brain Parasite - A 1-inch long vermin found in carrion, dung, and other organic material that burrows into the brain
- Cicada, Giant - Peaceful, horse-sized insects concerned only with eating, mating, and singing
- Dragonfly, Giant - Fast, agile aerial predators with brilliant iridescent coloring
- Ear Worms - Tiny insect larvae found in old wood that burrow through flesh to mature
- Eurypterid, Buffalopterus - A terrifying fusion of arachnid and aquatic predator with chitinous exoskeleton
- Eurypterid, Jaekelopterus - A terrifying creature, the largest known eurypterid
- Eurypterid, Megalograptus - A fearsome aquatic predator with a segmented exoskeleton and poisonous stinger
- Eurypterid, Pentecopterus - Fearsome sea scorpion reaching up to 5 feet 7 inches in length
- Giant Cockroach - A massive and particularly disgusting version of the common cockroach
- Giant Jellyfish - Nearly invisible floating oceanic predator with paralytic stingers
- Grimfrog - Vicious carnivorous frogs that attack in swarms with flesh-shearing teeth
- Infected, Giant Ant - Giant ants infected by a blooming infectious mind
- Infected, Giant Rhinoceros Beetle - A giant rhinoceros beetle infected by the spores of the infectious mind
- Issuv - A colony of small insect-like creatures that work together as a single, larger body
- Mosquito, Giant - Giant bloodsucking insects that swarm victims and drain blood
- Ohberen - Nightmare creature with ovoid segmented body, wide mouth, and multiple barbed limbs
- Piercer - A cone-shaped shelled creature resembling a snail that hunts by dropping from cave ceilings
- Praying Mantis, Giant - A well-camouflaged creature that waits motionless for hours
- Slug, Giant - Truly huge slugs, 15 feet long, 8 feet wide, and around 5 feet thick
- Slug, Spitting - A gastropod generally about the size of a medium pig that can spit digestive acid
- Snail, Giant - A great molluscoid creature with a hard shell covering most of its body
- Snail, Giant Barb - A slow creature with a 6-8 foot shell that can spit dagger-sized teeth
- Snail, Giant Cone - 4 to 6 feet high, extremely well-camouflaged and highly toxic
- Snail, Giant Pounder - The size of a large dog or pony, pounds the ground to locate burrows
- Spider, Giant Bola - Giant spider the size of a pony that throws webbed nets at prey
- Spider, Giant Diving Bell - A pony-sized spider that carries air underwater and crafts air-filled lairs
- Spider, Giant Ice - Horse-sized crystal-clear spider adapted to icy environments
- Spider, Giant Shrieking Tarantula - A rare, aberrant form of giant tarantula about the size of a horse with red leg-joints
- Spider, Giant Trapdoor - A pony-sized spider that digs deep tunnels with camouflaged trapdoor entrances
- Spider, Giant Water - Semi-intelligent creatures that make underwater lairs and breathe air
- Spider, Giant Wolf - Swift hunting spider with natural camouflage, about 3 feet tall and 5 feet long
- Spider, Humming - A flat-shaped arachnid with elongated head and razor-sharp front legs that hum when attacking
- Syring - A 9-foot tall, four-legged insect-like creature with a striking resemblance to a spider
- Tick, Giant - A blood-sucking insect about a foot long and a more active hunter than its smaller kin
- Vermin Queen - A colony of horrid, intelligent black beetles that assumes the guise of a beautiful human or demihuman
- Wasp, Giant - Giant insect that stings prey and takes victims back to its lair to feed young