Questions tagged [call-of-cthulhu-7e]

Call of Cthulhu 7th edition incorporated more new rules and rules changes than any of the previous six editions and questions about it should use this edition-specific tag. For all other editions, use [call-of-cthulhu] instead.

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How do I handle occupational skill points for fighting and firearms skills with unspecified specializations?

I'm noting an idiosyncrasy in some of the skills afforded by occupations, specifically the Firearms and Fighting skills. For example - Sometimes, it will say "Fighting (Brawl)". Other times ...
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4 votes
2 answers
189 views

How do Hard or Extreme rolls vs increasing penalty dice affect the odds of success or failure?

In Call of Cthulhu 7th edition, rolls are made using percentile dice (one standard d10 and one 10s d10). A roll is considered successful if it is less than or equal to a given number for a stat or ...
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16 votes
1 answer
841 views

Are there official or unofficial rules for drugs and addiction?

I’m playing the 7ed version of Masks of Nyarlathotep. I decided to have my character a laudanum user as he’s an opium addict, because I was certain there were rules about narcotics and drug addiction ...
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4 votes
1 answer
94 views

Do you have to use a skill from the KRB when a character doesn't have it or should you use a generic characteristic?

Let's say a player wants to use a sword to fight an enemy in Call of Cthulhu 7e but didn't pick that specific skill for the character, should you as a keeper make the player roll a sword skill (20%) ...
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8 votes
2 answers
298 views

Can you use Sleight of Hand to draw a firearm during a surprise round to get the initiative boost?

Can you use Sleight of Hand to draw a firearm during a surprise round to get the initiative boost? How you implement it since it's vs yourself? A Spot Hidden vs Sleight of Hand? or Sleight of Hand vs ...
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1 vote
1 answer
511 views

When using the Optional Luck Point rules, how does Skill Improvement work during the Investigator Development phase?

I just got introduced to this game and I'd like to understand some more of the how EXP and PC improvement is done. So far I get that the more you use a skill the more you have a chance to improve ...
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3 votes
1 answer
121 views

Does the increase of a stat also induce the increase of corresponding skill?

If for some reason the EDU stat of a character is increased (for example they get a university diploma during a long downtime period) or (in a less likely event) the DEX stat is altered, does that ...
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  • 33
3 votes
1 answer
120 views

How do bonus dice interact with skill improvement?

In the Pulp Cthulhu variant of Call of Cthulhu 7e, there are various ways to get bonus dice to skills (notably talents and insane talents). Do those bonus dice also apply to skill improvement rolls? ...
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2 votes
2 answers
1k views

How can I implement a False Hydra monster in Call of Cthulhu?

I would like to run False Hydra but in Call of Cthulhu. A False Hydra is a creature with a skill to erase someone from everyone's memory after devouring them, what's more, it can be seen only in ...
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  • 389
5 votes
1 answer
2k views

Can you spend luck points on an opposed roll?

Can you spend luck points on an opposed roll? Specifically, an opposed POW roll, but presumably the answer would apply to other opposed rolls as well. The rules tell us that: Many types of roll can ...
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5 votes
3 answers
428 views

How to bring together characters from different walks of life?

Let's take a random, straightforward Call of Cthulhu scenario, where someone, Miss Jane Doe, hires you (the party) to find their brother who has been missing for 3 months. (Another fine example would ...
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10 votes
2 answers
2k views

In Call of Cthulhu 7e, how does one increase their HP Max?

I’m recently starting to play Call of Cthulhu 7e, and really enjoying it. My Investigator is also enjoying it so yay, this Keeper is happy. However, we just finished our first Scenario and she asked ...
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  • 103
6 votes
1 answer
288 views

How would a police raid on Ju-Ju House work in Masks of Nyarlathotep?

I've just started Masks of Nyarlathotep with a few friends, and they are half-way through the "America" chapter. The best outcome for this part of the campaign, according to the book, would be to ...
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7 votes
2 answers
450 views

Is a Hound of Tindalos stopped by a curve if it has already materialised?

The constraints upon a Hound’s arrival in the present day out of the time stream are clear: it can only materialise through an angle of 120 degrees or less. An entirely curved environment — hiding in ...
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5 votes
1 answer
146 views

What SAN value is 'one fifth of current sanity' measured against to determine indefinite insanity?

The rules for Indefinite Insanity state that it kicks in after a character loses… a fifth or more of current Sanity points in one game “day” Given that SAN loss might be occurring at various ...
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  • 990
4 votes
2 answers
950 views

Mythos skill increases from full study of a tome

7th edition Call of Cthulhu rules give two mythos skill increase values for each mythos tome: CMI (initial reading) and CMF (full study). The general principle is clear: you gain a bit of knowledge ...
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  • 990
5 votes
2 answers
5k views

Can a player character increase stats?

I'm a new GM. With friends, we had two sessions, and after each of them, I've let them roll for skills increase. But recently one of them asked if he should roll for STR because his character is weak ...
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  • 389
8 votes
1 answer
836 views

Do I understand the Became a Believer rule correctly?

I'm searching for some clarification for the rule "Became a Believer" (Ch. 9 - Magic, page 179 of Italian edition CoC 7e manual). The explanation in the manual is quite unclear. This is what I’ve ...
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  • 183
2 votes
1 answer
344 views

Does damage to an attribute heal naturally?

Some attacks or spells may cause damage to an Investigator's attribute score. For example, in the module Dead Light, the titular creature has an attack: Consume (fighting maneuver): If it succeeds ...
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  • 6,045
7 votes
2 answers
918 views

Do investigators regain sanity from slaying creatures?

I could have sworn that killing a monster would allow investigators to gain sanity equal to the loss that seeing the monster incurs. However, searching through the CoC 7th edition rulebook, I can ...
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9 votes
1 answer
785 views

Do the sanity loss cap rules apply to seeing dead bodies?

Do the sanity loss cap rules apply to seeing corpses? The rules for sanity loss state that once an investigator have suffered the maximum sanity loss for seeing a mythos creature, any further loss is ...
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6 votes
1 answer
1k views

How do you cast a spell when you've run out of Magic Points?

I'm confused about the rules for casting spells when you run out of Magic Points. The core book mentions in several places that you can spend Hit Points, taking visible damage, eg: Once an ...
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4 votes
1 answer
6k views

What's the differance between max sanity and start sanity?

I just started playing Call of Cthulhu, and decided to pick up the 7th Edition. When creating my character I got confused about the sanity numbers. Theres a max (99-Cthulhu Mythos), start (POW) and ...
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6 votes
1 answer
264 views

What is the maximum damage a player character can consistently deal?

Assuming max starting skill level of 75 and access to 1920s weapons, what is the maximum damage a PC can do consistently? The character should be able to carry the weapon, equipment, or apparatus ...
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  • 2,129
7 votes
2 answers
710 views

Help me hide/protect a location in my Call of Cthulhu game

I'm currently writing up a campaign for Call of Cthulhu 7th Edition set in modern day. I've never GMed this system before or any earlier editions, and my knowledge of Cthulhu Mythos and its canon is ...
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23 votes
8 answers
6k views

Players are "double dipping" on skill checks

The system we are using is Call of Cthulhu, which focuses heavily on investigation. My players will "line up" to re-do skill checks/rolls when they want to achieve something a certain way. In practice ...
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5 votes
1 answer
392 views

Is there an action cost to draw a weapon?

In Call of Cthulhu (7e), is there an action cost associated with drawing and/or sheathing a weapon? If so, would a pirate with a brace of flintlock pistols be able to thus have one attack per round ...
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  • 4,082
1 vote
1 answer
702 views

Where in the Book are the Full-Auto Rules?

Where in the Investigator's Handbook are the rules for full auto fire? Neither my Keeper nor I can find them anywhere.
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  • 4,082
6 votes
1 answer
404 views

Can firearms be used during close combat?

Fairly new Keeper here. During the last session, almost all of the players used their readied small firearms (pistols) during close quarters combat. Together with firing multiple shots when it was ...
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  • 163
8 votes
2 answers
7k views

Does a GM need only the Keeper Rulebook from Call of Cthulhu 7th edition?

To start GMing* Call of Cthulhu 7th edition, would I need both the Keeper Rulebook and the Investigator Handbook, or just the previous? (I did google and check out some reviews online, but they ...
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6 votes
2 answers
471 views

Are the dreamlands compatible with the Cthulhu Mythos-like RPG?

Reading the stories of H. P. Lovecraft always felt like glimpsing a dark realm in which mankind is insignificant. The greater powers (mythos creatures) at work are so powerful and alien to us that the ...
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  • 63
13 votes
1 answer
5k views

If you have 99 in a skill, and roll a 96, is it a success or a fumble?

To succeed a roll in Call of Cthulhu you have to meet or roll under your skill threshold, but rolls that are between 96-100 are fumbles (critical failures). What happens when you roll under your ...
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  • 6,486
7 votes
1 answer
634 views

Is "Masks of Nyarlathotep" compatible with Call of Cthulhu 7th Edition?

I'd like to purchase "Masks of Nyarlathotep," but I can't seem to find a definite answer on seventh edition compatibility. Does anyone know for certain?
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5 votes
1 answer
933 views

Does Cthulhu Mythos increase on a failed roll?

In CoC 7th edition, you gain 1d10 skill points every time you fail a skill test. Does this also apply to Cthulhu Mythos? And does Cthulhu Mythos get subtracted from your sanity as it did in previous ...
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