Bestiary

The bestiary oracle presents a creature with its danger level and behavior. Roll a d100 to learn what the heroes face or meet. Each entry gives enough to improvise a fight or an encounter. Combine it with the action oracle for tactics.

Open the generator View on itch.io

How to use it

Roll a d100. Match the result to the “Die” column of the table below and read the matching row. When an entry covers a range (e.g. 4–7), any result in that span gives the same result.

Full results table

Full table: 100 entries
Die	Result	Danger	Behavior
1	Giant wolf	Danger : Moderate	Behavior : Pack hunter, territorial
2	Stone golem	Danger : High	Behavior : Relentless guardian, follows precise orders
3	Harpy	Danger : Moderate	Behavior : Lures prey with songs, attacks in groups
4	Acid slime	Danger : Low	Behavior : Absorbs and dissolves everything in its path
5	Juvenile dragon	Danger : Very high	Behavior : Arrogant, territorial, collects treasures
6	Specter	Danger : Moderate	Behavior : Haunts a specific place, seeks vengeance
7	Giant spider	Danger : Moderate	Behavior : Weaves traps, paralyzes its prey
8	Elemental	Danger : High	Behavior : Primordial force, little intelligence but great power
9	Basilisk	Danger : Very high	Behavior : Solitary, petrifies with its gaze
10	Goblin	Danger : Low	Behavior : Cowardly individually, dangerous in groups
11	Unicorn	Danger : Low	Behavior : Noble and proud, protects forests
12	Troll	Danger : High	Behavior : Rapid regeneration, brutal and hungry
13	Succubus/Incubus	Danger : Moderate	Behavior : Seductive, manipulator of emotions
14	Minotaur	Danger : High	Behavior : Labyrinth guardian, brutal in combat
15	Chimera	Danger : Very high	Behavior : Aggressive hybrid, multiple attacks
16	Banshee	Danger : Moderate	Behavior : Death omen, paralyzing cry
17	Hill giant	Danger : High	Behavior : Solitary, territorial, throws rocks
18	Doppelganger	Danger : Moderate	Behavior : Infiltrates groups by copying appearances
19	Manticore	Danger : Very high	Behavior : Intelligent predator, hunts at a distance with its spines
20	Kraken	Danger : Legendary	Behavior : Controls waters, can sink entire ships
21	Griffon	Danger : High	Behavior : Half-eagle, half-lion, dives on prey from the air
22	Wyvern	Danger : High	Behavior : Dragon with no forelegs, venom in its tail
23	Ogre	Danger : High	Behavior : Brutal and voracious, ambushes on roads
24	Gnoll	Danger : Moderate	Behavior : Hyena humanoid, plunders in packs
25	Siren	Danger : Moderate	Behavior : Charms sailors with its song to drown them
26	Cockatrice	Danger : Moderate	Behavior : Petrifies with its breath, aggressive if disturbed
27	Gargoyle	Danger : Moderate	Behavior : Still as stone, animates to attack
28	Werewolf	Danger : High	Behavior : Transforms on full moon nights, uncontrollable
29	Vampire	Danger : Very high	Behavior : Feeds on blood, fears sun and holy water
30	Zombie	Danger : Low	Behavior : Slow and mindless, advances until it falls
31	Skeleton	Danger : Low	Behavior : Guard animated by necromancy, obeys without fear
32	Ghoul	Danger : Moderate	Behavior : Prowls graveyards, devours corpses
33	Ghast	Danger : Moderate	Behavior : Steals the dead to devour them, hates light
34	Cave stalker	Danger : High	Behavior : Hunts in the dark, guided by sound
35	Sand worm	Danger : Very high	Behavior : Swallows prey under the sand, erupts without warning
36	Giant scorpion	Danger : Moderate	Behavior : Paralyzing venom, strikes with its tail
37	Phase spider	Danger : High	Behavior : Teleports between planes to surprise
38	Xorn	Danger : High	Behavior : Feeds on gemstones, moves through rock
39	Iron golem	Danger : High	Behavior : Massive and tireless, immune to most weapons
40	Flesh golem	Danger : Very high	Behavior : Stitched from limbs, obeys its creator
41	Fallen angel	Danger : Legendary	Behavior : Corrupted celestial power, judges mortals
42	Lesser demon	Danger : High	Behavior : Sows chaos, offers deceptive pacts
43	Imp	Danger : Low	Behavior : Spies and plays tricks, flees at the first danger
44	Tempter demon	Danger : Very high	Behavior : Corrupts through desire and illusions
45	Ancient dragon	Danger : Legendary	Behavior : Masters magic and flames, rules a vast territory
46	Ice dragon	Danger : Very high	Behavior : Freezing breath, lives in snowy peaks
47	Phoenix	Danger : Very high	Behavior : Reborn from its ashes, bound to fire and rebirth
48	Sea wyrm	Danger : Very high	Behavior : Colossal sea serpent, sinks ships
49	Naga	Danger : High	Behavior : Wise serpent, guards ancient temples
50	Lich	Danger : Legendary	Behavior : Undead sorcerer, phylactery holding its soul
51	Revenant	Danger : High	Behavior : Raised by vengeance, unstoppable before its goal
52	Shadow creature	Danger : High	Behavior : Creates undead, flees bright light
53	Fire elemental	Danger : High	Behavior : Engulfs and burns everything in its path
54	Water elemental	Danger : High	Behavior : Floods its enemies, changes shape
55	Earth elemental	Danger : High	Behavior : Slow but crushing, triggers quakes
56	Air elemental	Danger : High	Behavior : Elusive, strikes in a whirlwind
57	Djinn	Danger : Very high	Behavior : Grants wishes with cunning and literalness
58	Fairy	Danger : Low	Behavior : Mischievous and curious, punishes the rude
59	Pixie	Danger : Low	Behavior : Naturally invisible, mischievous illusionist
60	Dryad	Danger : Moderate	Behavior : Bound to her tree, protects the forest through charm and magic
61	Centaur	Danger : Moderate	Behavior : Tribal and fierce, fearsome archer
62	Satyr	Danger : Low	Behavior : Reveler, draws travelers into endless dances
63	Cyclops	Danger : High	Behavior : Hurls huge rocks, poor eyesight
64	Cave troll	Danger : High	Behavior : Regenerates unless burned, very hungry
65	Yeti	Danger : High	Behavior : Snow creature, attacks by surprise
66	Wendigo	Danger : Very high	Behavior : Spirit of famine, drives to cannibalism
67	Mimic	Danger : Moderate	Behavior : Poses as an object, attacks by surprise
68	Gelatinous cube	Danger : Moderate	Behavior : Dissolves matter, moves slowly
69	Owlbear	Danger : High	Behavior : Fierce hybrid, defends its territory
70	Hell boar	Danger : Moderate	Behavior : Charges blindly, flames on its back
71	Hippogriff	Danger : Moderate	Behavior : Proud mount, trainable with patience
72	Pegasus	Danger : Low	Behavior : Wary winged horse, only the pure may ride it
73	Cerberus	Danger : High	Behavior : Three-headed dog, guards the gates of hell
74	Hydra	Danger : Very high	Behavior : Two heads grow for each one cut
75	Gorgon	Danger : Very high	Behavior : Hair of snakes, petrifies those who look
76	Storm harpy	Danger : Moderate	Behavior : Brings storms, abducts travelers
77	Stirge	Danger : Low	Behavior : Small winged creature that drinks blood at night
78	Wererat	Danger : Moderate	Behavior : Contagious rat-man, lives in city sewers
79	Hellhound	Danger : High	Behavior : Hound of hell, fiery breath, tracks relentlessly
80	Black knight	Danger : High	Behavior : Armored specter, haunts battlefields
81	Mud elemental	Danger : Moderate	Behavior : Engulfs and suffocates, hard to wound
82	Royal slime	Danger : Low	Behavior : Splits when struck, clogs passages
83	Purple worm	Danger : Legendary	Behavior : Colossal worm of the depths, swallows a whole village
84	Behir	Danger : Very high	Behavior : Many-legged reptile, spits lightning
85	Roc	Danger : Very high	Behavior : Giant bird, carries elephants in its talons
86	Giant snake	Danger : Moderate	Behavior : Constrictor, swallows its prey whole
87	Colossal crab	Danger : High	Behavior : Claws able to crush a boat
88	Abyssal piranha	Danger : Low	Behavior : Moves in a devouring swarm
89	Animated guardian	Danger : Moderate	Behavior : Empty armor animated by magic, guards a place
90	Living scarecrow	Danger : Low	Behavior : Terrifies and smothers, animated by a curse
91	Nymph	Danger : Low	Behavior : Spirit of a spring, seduces then drowns intruders
92	Reaper	Danger : Very high	Behavior : Hooded creature that harvests souls
93	Shadow lord	Danger : Legendary	Behavior : Entity of darkness that corrupts the living
94	Clay golem	Danger : Moderate	Behavior : Simple protector, obeys a command word
95	Giant mantis	Danger : Moderate	Behavior : Ambushes motionless then strikes swiftly
96	Couatl	Danger : High	Behavior : Benevolent winged serpent, guards sacred treasures
97	Giant seahorse	Danger : Moderate	Behavior : Sea mount, coils and drags into the depths
98	Lightning elemental	Danger : Very high	Behavior : Lightning speed, strikes in electric arcs
99	Nightmare	Danger : Legendary	Behavior : Fiery demonic horse of nightmares
100	Titan	Danger : Legendary	Behavior : Primordial giant, strength able to raze cities

Frequently asked questions

What is the “Bestiary” oracle in IMAGINARIUM?

Bestiary is a d100 oracle from the IMAGINARIUM generator, made for solo RPG. The table above lists all 100 entries, each giving a result to read after the roll.

How do you use the “Bestiary” oracle?

Roll the listed die (d100), match the result to the “Die” column, then read the matching row. If the result falls in a range (e.g. 1), use the associated entry.

Do you need a Game Master to use this oracle?

No. IMAGINARIUM oracles are built for solo play, but work just as well in a group when the GM wants to improvise.

Is the “Bestiary” generator free?

Yes, the “Bestiary” generator and table are completely free, bilingual (FR/EN) and require no signup, on imaginarium.jnk.ovh.

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