Subterranean Monsters
in Old-School Essentials Classic Fantasy
16 monsters
- Black Pudding - Amorphous creature that lives only to eat, scouring underground areas for organic matter
- Dwarf - Short, stocky, bearded demihumans who dwell in mountains and subterranean realms
- Fire Beetle - 2½' long. Commonly found underground
- Gelatinous Cube - Nearly transparent cube that travels dungeon corridors absorbing carrion, creatures, and trash
- Giant Shrew - Brown-furred, mole-like, insectivores with long snouts. Dwell underground; skilled burrowers.
- Giant Weasel - 8' to 9' long, vicious, predatory mammals with rich fur of brown, gold, or white
- Gnome - Small humanoids standing 3 to 3½ feet tall with tan to woody brown skin
- Goblin - Small, wicked humanoids that favor ambushes, overwhelming odds, and dirty tricks
- Kobold - Small, dog-faced reptilian humanoids
- Oil Beetle - 3' long, burrowing beetles sometimes encountered below ground
- Orc - Grotesque humanoids bent on war and domination
- Purple Worm - Gigantic subterranean monsters with poisonous stingers
- Rock Cricket - 2–3' long, herbivorous, giant crickets that dwell in caverns
- Rust Monster - Strange monster built like a huge turtle with insectoid head and feather-like antennae
- Shrieker - Large, semi-mobile fungus that wails loudly when approached or threatened
- Troglodyte - Intelligent, reptilian humanoids with agile hands, long legs, short tails, and spiky combs on their heads and arms