Browse verified 7th Edition skills and resources from the Investigator’s Handbook.

Accounting

Read ledgers, follow money, and identify suspicious financial transactions or fraud.

Base: 5% (Academic)

Animal Handling

Calm, train, or command domesticated and working animals.

Base: 5% (Other)

Anthropology

Identify and interpret human cultural practices, social customs, and taboos.

Base: 1% (Academic)

Appraise

Estimate the monetary value, authenticity, and historical age of an object or work of art.

Base: 5% (Academic)

Archaeology

Excavate, date, and analyze material artifacts, monuments, and ruins of ancient civilizations.

Base: 1% (Academic)

Art/Craft

Create, perform, or evaluate work in a chosen artistic or practical craft.

Base: 5% (Other)

Art/Craft (Acting)

Inhabit a stage or screen role convincingly and manipulate audience emotion.

Base: 5% (Other)

Art/Craft (Fine Art)

Paint, draw, or sculpt works of aesthetic and expressive merit.

Base: 5% (Other)

Art/Craft (Forgery)

Produce convincing fake documents, paintings, signatures, or historical certificates.

Base: 5% (Other)

Art/Craft (Instrument)

Play musical instruments with skill and emotional resonance.

Base: 5% (Other)

Art/Craft (Photography)

Operate cameras, develop plate or roll film, and analyze photographic evidence.

Base: 5% (Other)

Art/Craft (Writing)

Draft novels, articles, poetry, and persuasive prose.

Base: 5% (Other)

Artillery

Aim, calculate ballistic trajectories, and fire heavy cannons, mortars, and field pieces.

Base: 1% (Combat)

Charm

Win cooperation, trust, and affection through warmth, flattery, or friendly charm.

Base: 15% (Interpersonal)

Climb

Scale buildings, trees, rock faces, ladders, and sheer walls.

Base: 20% (Physical)

Computer Use

Operate software, write scripts, parse networks, and manipulate digital storage (Modern).

Base: 5% (Academic)

Credit Rating

Reflects an investigator’s financial standing, line of credit, social capital, and lifestyle tier.

Base: 0% (Interpersonal)

Cthulhu Mythos

Forbidden understanding of cosmic entities, outer gods, non-Euclidean sciences, and ancient alien history. Decreases maximum Sanity.

Base: 0% (Arcane)

Demolitions

Handle, set, wire, and detonate explosives such as dynamite, TNT, and blasting caps safely.

Base: 1% (Academic)

Disguise

Alter facial features, clothing, posture, and voice to impersonate someone or conceal identity.

Base: 5% (Interpersonal)

Diving

Operate heavy brass diving helmets, surface-pump suits, or modern SCUBA gear underwater.

Base: 1% (Physical)

Dodge

Evade incoming melee strikes, missiles, falling debris, or vehicular hazards. Base value equals half DEX.

Base: 20% (Combat)

Drive Auto

Operate automobiles, trucks, and vans under dangerous, high-speed, or treacherous conditions.

Base: 20% (Physical)

Electrical Repair

Repair, wire, troubleshoot, and jury-rig electrical circuits, motors, generators, and ignition systems.

Base: 10% (Academic)

Electronics

Design, modify, and repair microelectronics, circuit boards, sensors, and computer hardware (Modern).

Base: 1% (Academic)

Fast Talk

Overwhelm a target with rapid, confusing, or misleading speech to gain swift compliance.

Base: 5% (Interpersonal)

Fighting (Axe)

Wield hatchets, wood axes, and battleaxes in close-quarters combat.

Base: 15% (Combat)

Fighting (Bow)

Draw and shoot recurve, longbows, or crossbows accurately.

Base: 15% (Combat)

Fighting (Brawl)

Unarmed pugilism, martial arts, kicking, grappling, brass knuckles, saps, and improvised blunt clubs.

Base: 25% (Combat)

Fighting (Chainsaw)

Wield a motorized chainsaw in melee (Modern/Industrial).

Base: 10% (Combat)

Fighting (Flail)

Wield morningstars, chain flails, or nunchaku.

Base: 10% (Combat)

Fighting (Garrote)

Use wire, cord, or cloth garrotes from behind for silent strangulation.

Base: 15% (Combat)

Fighting (Knife)

Fight with pocketknives, stilettos, daggers, bayonets, and machetes.

Base: 25% (Combat)

Fighting (Spear)

Wield javelins, spears, halberds, and bayonet-mounted long rifles.

Base: 20% (Combat)

Fighting (Sword)

Fight with cavalry sabers, rapiers, fencing foils, katanas, and broadswords.

Base: 20% (Combat)

Fighting (Whip)

Crack and strike with bullwhips or leather lashes.

Base: 5% (Combat)

Firearms (Flamethrower)

Direct streams of pressurized burning fuel at targets.

Base: 10% (Combat)

Firearms (Handgun)

Aim and fire revolvers and semi-automatic pistols.

Base: 20% (Combat)

Firearms (Heavy Weapons)

Operate anti-tank rifles, rocket launchers, bazookas, and mounted autocannons.

Base: 10% (Combat)

Firearms (Machine Gun)

Operate belt-fed and heavy tripod-mounted automatic weapons (Browning M1917, Vickers, Maxim).

Base: 10% (Combat)

Firearms (Rifle)

Use rifles and other shoulder-fired long guns.

Base: 25% (Combat)

Firearms (Rifle/Shotgun)

Aim and fire bolt-action rifles, lever-action rifles, assault rifles, and pump/double shotguns.

Base: 25% (Combat)

Firearms (Shotgun)

Use single, double, and pump-action shotguns.

Base: 25% (Combat)

Firearms (Submachine Gun)

Handle magazine-fed automatic submachine guns (Thompson, MP40, Sten).

Base: 15% (Combat)

First Aid

Apply emergency medical triage, bandage hemorrhages, and stabilize dying victims (heals 1 HP).

Base: 30% (Academic)

Forensics

Analyze crime scene blood spatter, ballistics striations, tool marks, and toxicology (Modern/Late 20s).

Base: 1% (Academic)

History

Recall historical events, socio-political movements, genealogical lines, and ancient conflicts.

Base: 5% (Academic)

Hypnosis

Induce a trance state in a willing or susceptible subject to unblock memories or alleviate trauma.

Base: 1% (Interpersonal)

Intimidate

Compel obedience and fear through physical threats, aggressive posture, or sheer willpower.

Base: 15% (Interpersonal)

Jump

Leap horizontally or vertically across chasms, rooftops, fences, and over obstacles.

Base: 20% (Physical)

Language (Chinese)

Communicate in a Chinese language chosen for the investigator.

Base: 1% (Academic)

Language (English)

Read, write, and speak English.

Base: 1% (Academic)

Language (Italian)

Read, write, and speak Italian.

Base: 1% (Academic)

Language (Japanese)

Read, write, and speak Japanese.

Base: 1% (Academic)

Language (Latin)

Read, write, and translate Latin.

Base: 1% (Academic)

Language (Other)

Read, write, translate, and speak a learned non-native foreign language.

Base: 1% (Academic)

Language (Own)

Mastery of the investigator’s native mother tongue (starts at EDU value).

Base: 50% (Academic)

Language (Spanish)

Read, write, and speak Spanish.

Base: 1% (Academic)

Law

Understand court precedent, criminal statutes, property rights, warrants, and police jurisdiction.

Base: 5% (Academic)

Library Use

Locate relevant books, newspaper archives, municipal records, microfiche, and rare manuscripts in public and university collections.

Base: 20% (Academic)

Listen

Detect faint footsteps, whispered incantations, ticking timers, and distant sounds.

Base: 20% (Perception)

Locksmith

Pick mechanical tumbler locks, crack safes, defeat latches, and duplicate physical keys.

Base: 1% (Other)

Lore

Specialized regional or subject knowledge (e.g. Arkham Lore, Vampire Lore, Dreamlands Lore).

Base: 1% (Academic)

Mechanical Repair

Fabricate parts, service steam and combustion engines, and repair complex mechanical devices.

Base: 10% (Academic)

Medicine

Diagnose systemic ailments, perform surgery, prescribe drugs, and treat major trauma (heals 1d3 HP).

Base: 1% (Academic)

Natural World

Recognize flora, fauna, weather signs, animal behaviors, poisons, and natural ecology.

Base: 10% (Academic)

Navigate

Plot paths through wilderness, open sea, or labyrinthine city streets using maps, sextants, or stars.

Base: 10% (Perception)

Occult

Understand folkloric traditions, magical societies (Golden Dawn, Theosophy), symbolism, and grimoires.

Base: 5% (Arcane)

Operate Heavy Machinery

Drive steam locomotives, tractors, cranes, bulldozers, and heavy industrial plant equipment.

Base: 1% (Physical)

Persuade

Convince an individual through reasoned argument, logical debate, evidence, or oratorical debate.

Base: 10% (Interpersonal)

Pilot (Aircraft)

Fly biplanes, monoplanes, zeppelins, and aircraft under turbulent weather or night conditions.

Base: 1% (Physical)

Pilot (Boat)

Steer motor launches, steamships, sailboats, and yachts through stormy waters and shoals.

Base: 1% (Physical)

Psychoanalysis

Therapeutically alleviate bouts of madness, treat phobias/manias, and restore Sanity points during long-term care.

Base: 1% (Academic)

Psychology

Assess true motives, read body language, detect falsehoods, and anticipate human behavior.

Base: 10% (Interpersonal)

Read Lips

Understand spoken conversations from afar by watching mouth and facial movements.

Base: 1% (Perception)

Ride

Ride, control, and jump horses, camels, or other mounts in dangerous or rough terrain.

Base: 5% (Physical)

Science

Apply training in a scientific discipline chosen for the investigator.

Base: 1% (Academic)

Science (Astronomy)

Analyze planetary orbits, stellar constellations, astrophysical data, and telescope spectroscopy.

Base: 1% (Academic)

Science (Biology)

Study cellular life, organ systems, biological specimens, and taxonomy.

Base: 1% (Academic)

Science (Botany)

Analyze and identify plant species, fungi, spores, and herbal extracts.

Base: 1% (Academic)

Science (Chemistry)

Synthesize compounds, identify chemical toxins, analyze acids, and perform distillations.

Base: 1% (Academic)

Science (Cryptography)

Encode and decode ciphers, substitution codes, and encrypted communications.

Base: 1% (Academic)

Science (Engineering)

Calculate structural stress, design architectural blueprints, and evaluate civil works.

Base: 1% (Academic)

Science (Geology)

Identify mineral compositions, subterranean strata, seismic faults, and cave formations.

Base: 1% (Academic)

Science (Mathematics)

Perform advanced calculus, statistics, dimensional calculations, and non-Euclidean geometries.

Base: 1% (Academic)

Science (Pharmacy)

Compound pharmaceutical drugs, prepare anesthetics, and formulate medicines or poisons.

Base: 1% (Academic)

Science (Physics)

Analyze mechanics, thermodynamics, electromagnetism, and atomic physics.

Base: 1% (Academic)

Science (Zoology)

Classify animal behavior, physiology, habitats, and strange mutations.

Base: 1% (Academic)

Sleight of Hand

Pick pockets, conceal small items on one’s person, palm objects, and perform prestidigitation.

Base: 10% (Physical)

Spot Hidden

Notice concealed trapdoors, hidden compartments, subtle bloodstains, tracks, and ambushers.

Base: 25% (Perception)

Stealth

Move silently, hide in shadows, and evade visual detection or pursuit.

Base: 20% (Physical)

Survival

Find water, edible food, construct shelters, and endure wilderness hazards (Arctic, Desert, Jungle, Sea).

Base: 10% (Physical)

Swim

Tread water, swim long distances, and navigate strong river currents or ocean surf.

Base: 20% (Physical)

Throw

Hurl baseballs, knives, grenades, molotov cocktails, and grappling hooks accurately.

Base: 20% (Physical)

Track

Follow footsteps, wheel ruts, bent branches, and blood trails across various terrain.

Base: 10% (Perception)