Issues related to designing RPG system mechanics.

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6
votes
5answers
1k views

Are there roleplaying games where your race levels up separately from your class?

Class-based RPGs give you new stuff to add to your class as you level up; what race you are does not really affect this. But what I am wondering, are there systems where you can level up your ...
9
votes
2answers
547 views

What constitutes a “story game”?

In Dealing with players of vastly different skill levels?, I got into a discussion with @SevenSidedDie about characterizing Dungeon World as a story game. @SevenSidedDie stated that: @neontapir ...
14
votes
4answers
955 views

How to improve my fast-paced scene

I recently got myself into short forms RPG as a GM and I really love the potential! I tried a short game (3 hours) and it went OK, but I am not quite satisfied yet. I need more practice, that's for ...
11
votes
6answers
572 views

How can I design beyond “one-solution” obstacles?

When creating dungeons, I want to create a dungeon that allows the players to come up with their own solutions to an obstacle/puzzle, etc. However, I seem to be stuck on the "one/two solution" ...
25
votes
3answers
1k views

Did having a 'Caller' player positively influence the gameplay in Moldvay's Basic D&D?

In the 1980 Basic D&D rules (Gygax and Arneston, Moldvay editing), the following text appears in Part 4: The Adventure: THE CALLER: One player should be chosen to tell the DM about the plans ...
10
votes
9answers
504 views

In need of general tips for making more interesting and fun battles

I've been a Game Master for about 5 years now and I've mantained the same group of players for that long, we're all young gamers (I being the oldest with 22 years old) and since we're not from USA we ...
11
votes
5answers
347 views

Looking for game with a specific initiative system

In working on a new game system, I'm looking for any relatively-balanced system that uses initiative in a specific way. I'm just looking for a reference point and inspiration, or if anyone else has ...
0
votes
3answers
334 views

Is rolled death during character creation ever OK? [closed]

Is it ever Ok to have a Diceroll made during character gen kill or cripple a character before they are played? I know in certain Systems, this is almost true if you are really unlucky at rolling. (Eg ...
4
votes
3answers
332 views

Calculating dice pool probability with limited rerolls

I need a probability calculation script that works with various dice and dice pool sizes, that accounts for a mechanic that allows you to reroll up to X dice that are failures, but ONLY once per die. ...
3
votes
4answers
335 views

How to create battles in a war

I've been creating my own campaign loosely basses on the Eberron campaign setting (as in very loosely, I've only been using the names of countries & cities to create my own map). I was planning ...
1
vote
3answers
190 views

How to implement multiclassing during character creation?

Assume I want to have characters defined by classes, archetypes, whatever. And there's no advancement, or at least sufficiently little advancement that the choices made at chargen always define the ...
5
votes
1answer
238 views

Average Damage Output in 4e?

Is there a resource that lists the average damage output for each role (Defender, striker, leader, controller) that is divided into ADO per level or at the very least ADO per tier? I am really just ...
8
votes
4answers
1k views

What are the major innovations in Dungeon World compared to D&D 3.5/Pf/4e?

In various comments on this site, DW was mentioned as [Dungeon world/Apocalypse World] is really more required reading for any designer today working on innovation in mechanics Having read the ...
1
vote
0answers
93 views

Managing complexity due to concrete-scale rules [closed]

We are rolling out an RPG system for the fun of it. However, recent tests have lead us to a rather unsolvable problem. In order to make single combat interesting and hopefully realistic, close-combat ...
8
votes
2answers
665 views

How can I convert D&D Next Saving Throws into Defences?

In the last public playtest packet, saving throws for spells had the following formula: The DC was set to 8 + prof bonus + magical stat bonus. The target would then throw a saving throw, adding their ...
7
votes
2answers
221 views

Where can I learn how to design my own RPG?

Let's say I have an idea for my own tabletop roleplaying game. Where can I go to learn more about how to design and publish my RPG? In particular: How can I find advice and resources to help me ...
1
vote
1answer
157 views

Any rules or supplements for mass combat in Underwater or Aerial fantasy environments?

I want to create a Pathfinder campaign for my players that culminates in a war between fantasy cities. I've been researching mass combat rules looking for something comprehensive that effectively ...
5
votes
5answers
297 views

Is there a Open Game License (OGL) or similar life-path system out there?

I've decided to try and "build" a system of my own, and I've decided to make it a "life path" system but I don't really want to start from absolute scratch, but thus far I've haven't found any open ...
10
votes
1answer
355 views

Recommendations for game mechanics that emphasize reagent or component based spellcasting

I'm researching spell component systems for a 3.5e campaign. In 3.5e, spell components are an inconvenience at best and a waste of time at worst. I'd like to homebrew a solution drawing from mechanics ...
3
votes
1answer
270 views

What are the most common design problems found in games based in levels and classes? [closed]

I am starting to develop a home-brew system along some members of our group, and one of the things we have to decide is the advancement system. We are divided between point-based and class/level, ...
1
vote
1answer
519 views

How would you create a MtG RPG Campaign/Game? [closed]

There was a MtG computer game published years ago which provided a campaign style game. The player travelled around a map comprised of differing terrain. This terrain was one of the MtG land types, ...
15
votes
10answers
542 views

Difference in basing damage on degree of success compared to a separate roll

So I am thinking about my own homebrewed system, and am wondering how to implement damage. I am considering two types of system here: Damage is rolled separately (base on weapon), and success of the ...
7
votes
1answer
171 views

What purpose does keeping Vancian Spell-casting in Legend serve?

I've got to admit, I'm somewhat confused by the option to keep Vancian-style spell slots for the Shaman and Tactician casting tracks. Most tracks in Legend either provide abilities that are at-will or ...
5
votes
4answers
420 views

Most faithful way to convert a d20 base roll to a d6 base roll?

I'm semi-converting an old adventure from DnD 3.X to d6 Fantasy, but I'm having trouble getting a roll conversion that I am happy with. The adventure calls for an extended test of d20 +X rolls until ...
6
votes
4answers
359 views

Game design differences between contested rolls and general attack rolls in combat

Background: Our group does D&D 3.5/4e one week, and a different system the other week (we've done GURPS and Serenity, and I'm going to be running Mutants and Masterminds 3rd edition). I've ...
3
votes
1answer
299 views

Designing stats for ReBoot Tabletop game

As a personal project I am working on creating a tabletop game based on one of my favorite childhood shows. The show is ReBoot. One of the things I am having a rough time designing is a simple stat ...
8
votes
3answers
678 views

Structure for a political sandbox game

I am looking for a fairly structured approach to creating, preparing for, and running a political game. To be more precise, I am looking for the following: A structured approach or even a game ...
13
votes
2answers
224 views

Who should be addressed in an RPG rule text?

When reading RPG rules text, I have noticed that the text sometimes rather inconsistently switches between assuming that the player is doing the reading and that the character is doing the reading. ...
9
votes
1answer
290 views

Why does (A)D&D change so much between editions? [closed]

Most systems, as far as I know, stay mostly the same between editions. Yet Dungeons and Dragons has had major changes between almost every edition, with the skill systems, combat abilities/feats, ...
9
votes
4answers
644 views

What are the best ways to utilize Wisdom and Charisma?

This question primarily refers to a fantasy RPG called "One Step Beyond", published back in 1989. It had five ability scores: Strength, Mental Strength, Will, Agility, Health. These were essentially a ...
7
votes
2answers
645 views

Creating my own RPG but having a hard time. Need advice

I've been playing tabletop RPGs for 20 years and I finally mustered the courage to create my own RPG. The problem is that I've gotten very discouraged as of late. I asked my local gaming community ...
2
votes
4answers
271 views

Handling many modifiers on a probability curve

So I've been working on a 2d20 based system for a side project, and it's playing out as a hybrid of a roleplaying system and a simulation-heavy combat game. This means that the engine has quickly ...
2
votes
2answers
143 views

What resources should I use to create a mod for d20 Modern?

This is a tangent off of my question about Looking for a Space marine RPG similar to Starship Troopers (the Novel) where there were some good suggestions about systems to use or modify to meet my ...
6
votes
2answers
158 views

Where could I go to find editing services that specialize in RPGs?

So I have had a time travel themed RPG successfully kickstarted and am entering the stage where I await feedback from the playtesters. In the meantime, I am searching for editing services that ...
6
votes
3answers
376 views

Do universal rules systems without any implied setting whatsoever exist?

Is it possible for a system to be universal without implying anything about setting? If it isn't, why? There are lots of universal systems, but they all seem to have mechanics that pin down ...
5
votes
3answers
255 views

How to implement dual-classing in a non-levelled RPG game?

I'm working on an alternate ruleset for a tabletop pen-and-paper RPG (like D&D). Recently I've been toying the idea of abolishing a level system. However, I don't want to remove the ability for a ...
2
votes
2answers
176 views

How to balance orcs and uruks PCs

As weird as it sounds, I like to play the other side in RPG stories, or at least, design how to play. In old MERP PCs could be of the Middle Earth evil races (orcs, half-orcs, uruks, trolls, ...
12
votes
3answers
3k views

Common Dice Mechanics [closed]

I'm thinking of doing a study/paper/educational-piece about different dice rolling systems in RPGs and other games. I've played RPGs in the past but it's been years so I wanted to be sure I knew the ...
6
votes
3answers
459 views

A system for tactical magic duels with low handling time?

I'm trying to cobble together a solely magic-based campaign that will have a really flexible system of magic. I've always been a fan of the D20 system, but it does have its limitations: for this ...
4
votes
2answers
207 views

Are there any game mechanics for handling item condition in detail?

Many sources (ex) point out that a distinct advantage of non-metal armour is that it does not rust in the rain. Also, "adventurers", carrying all their belongings on their back, pretty often find ...
5
votes
5answers
238 views

Character turn mechanic that is both detailed and handles long actions

We play according to a homemade-ish freeform-ish system. I, as a GM, have a lot of fun with the system as I morph it. And the benefit for the players is that the whole thing is a one-pager. But we ...
4
votes
4answers
413 views

“High on Magic” - how original is it?

I have written a RPG called "Chuť magie" - it's in Czech and it means literary "Taste of Magic", but I'd definitely call it "High on Magic" in English. I'm not planning to translate it to English ...
15
votes
5answers
561 views

How would you play test an RPG before all of its rules are complete?

I've been writing my own RPG, mainly to address some of the flaws / frustrations I've come across in other games. Luckily, I've found a few willing participants to help test the rules and mechanics in ...
10
votes
3answers
339 views

How do I make headshot rules interesting?

I'm working on a unified conflict system for a lightweight setting-agnostic RPG ruleset. The beta version is available on my website, although I have changed a lot of rules since that was released. My ...
6
votes
4answers
511 views

What can be done to maintain balance in a magic system in which mages must construct their own spells?

I'd like to build a magic system in which every spell is a one-off. A spell is created to serve a particular purpose and is cast once. I'm thinking that the time and place of the casting would be ...
3
votes
2answers
167 views

Combat - What is the chance of hitting someone on Range? [closed]

I'm designing a game system, and am working on the combat system. I have several questions, and I'm trying to create a system that is as realistic as possible. Sadly I have no experience with guns or ...
9
votes
5answers
310 views

What are the essential design features of a combat system that make it scalable from single combat to mass warfare?

My question stems from this post by p.marino, as it raised my curiosity. I do not wish to spend the time and money to acquire and read Silhouette Core. Furthermore, I lack the knowledge of piles of ...
12
votes
10answers
2k views

What are common design flaws of build-point game systems?

I'm designing my own RPG system and I want to avoid the most widely-recognized flaws, loopholes, and exploits that build-point character creation systems usually suffer from. What are the most common ...
2
votes
5answers
734 views

What 3–4 social skills would cover every need?

I'm building a role-playing system and am just thinking about the social skills. In D20, you have like appraise, barter, intimidate, gather information, and then the really useful diplomacy, bluff ...
17
votes
6answers
647 views

Is the use of XP as a narrative currency for both GMs and players a novel idea?

In Monte Cook's new roleplaying game Numenera, XP is used as a narrative currency not only by the GM but by the players as well. Taken from his design diaries: Say the PCs find a hidden console ...