Homebrew is the creation of one's own rules systems or material for an existing system. Not to be confused with the [house-rules] tag.

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How do I make a parasitic character leech off of a larger character?

The idea is to have two characters, a large-sized race and a small-sized, linked together where the small character is acting like a leech. We wanted to have the small character be extremely ...
7
votes
1answer
449 views

Is there a specific gauntlet to test home-brewed character classes?

Recently I've been trying to play test my custom character class by running it through a dungeon I developed and ran for a party last year. The class focuses around the idea of collecting monster ...
9
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1answer
204 views

How to build a flexible and scalable system for PCs' NPC organizations? [closed]

Background: I am preparing to run a campaign using Dark Heresy Second Edition. Although this is nominally an investigative game, several key non-combat mechanical systems are either anemic or missing ...
9
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0answers
50 views

How to effectively combine Ars Magica's Agent rules with Reign's Company rules?

This question was originally posed hypothetically in this Answer and ensuing comments. I am attempting to do something very similar to this as seen in this Question. In that question I am looking ...
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1answer
97 views

Binder Apparatus Binding Traits List

So I've been considering creating a new character, and was looking at the homebrew Binder class. My question pertains to the Binder's Apparatus Binding class feature. I've been looking for a ...
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3answers
225 views

Is this Spirit Hunter Ranger variant I created overpowered?

I have a variant of ranger prepared, but I'm concerned the abilities may be overpowered? Spirit Hunter Ranger Replaces: hide in plain sight, camouflage, and the 5th favored enemy. ...
1
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1answer
86 views

Would a cahulaks-based race be overpowered compared to other races?

Per this question here, I asked about grappling hooks as a weapon in D&D 4e, and the community came up with a great answer using cahulaks. Now, as stated in my previous question, I'm trying to ...
3
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2answers
120 views

How to make grappling hooks a main focus for your character?

In an attempt to make a custom race, I'm parsing down a large, broad question idea into several smaller ones. This race, flavorfully, is supposed to have extreme proficiency with grappling hooks and ...
5
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3answers
618 views

Does D&D 4e have a Lizardfolk as a playable, PC race?

There are many entries in the Monster Manual for Lizardfolk, but I have yet to find a good piece of literature describing how to play them as a player race. If necessary I will create it from scratch, ...
2
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1answer
108 views

Does 4e become imbalanced when I allow any character to use any Paragon Path/Epic Destiny?

I will soon be running a D&D 4e campaign set in a homebrewed universe. Races and classes are getting re-skinned into whatever concept the players want, so long as they remain the same ...
16
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7answers
2k views

Is there an effect on player's reaction to treasure when raising the value of gold relative to other coins?

In fantasy games related to D&D the currency usually follows the 10 cp = 1sp, 10sp = 1gp pattern. This is convenient and fairly logical, but in my play throughs gold just didn't have much weight ...
4
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1answer
363 views

What effect on the advancement math comes from re-tooling the experience system in 4e?

D&D 4e loves its experience pools in encounter building, and, because it is a system that inherently cares about party balance, carefully has laid out the math for experience - to encounter level ...
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1answer
2k views

Is there an Alchemy system that enables me to make all the potions? [closed]

I've been working on making a half-orc mercenary for a D&D Next campaign who used to be a field alchemist for his tribe. However, the way D&D Next is set up makes alchemy very hard. For ...
21
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4answers
4k views

Punishing a player for instant-actioning

I GM a home-made D&D-style game which my friends and I play, and we had a scenario go as follows: After a player-character threw something at the wall, the players rolled a one and I was ...
5
votes
6answers
270 views

How to prevent players from using guns in a particular combat?

I am running an adventure that is based on a Vampire-like universe, set in present-day Venice. It's a homebrew story telling system with just a bit of mechanics (the domains of vampires and k20 roll ...
0
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1answer
104 views

What level should a one-shot 5-round time travel magic item be?

I had a cool idea for a magic item for D&D 4th edition. Basically it would allow you to take your party's memories of the last 5 rounds and go back to your bodies of 5 rounds ago. It would be a ...
3
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1answer
104 views

How to decide the level of new monsters? [closed]

I'm running a D&D sandbox (with my own variant of D&D, of course, but it is reasonably compatible with old versions of D&D and various retroclones), and I use several adventure modules and ...
1
vote
1answer
150 views

How can I improve this homebrewed Defiler/Preserver for 5e?

I am planning a 5e Dark Sun game, and I wanted to use the following rules for homebrewed preserving and defiling. Arcane Defiling When a defiler casts a spell of level 1 or higher, each living ...
2
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2answers
77 views

How do you handle long, thin Shape Land uses in Dawn of Worlds

A frequent issue in Dawn of Worlds with our group occurs when players want to make rivers, cliff edges, etc. The Shape Land power allows editing in a 1" diameter area, which makes the creation of ...
4
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1answer
463 views

Is this Wolfwere PC race balanced and playable with standard races and classes? [closed]

This is my first attempt at creating a race using the DMG. Someone posing a Wolfwere question earlier and a member of my group loving wolves prompted my attempt. It's use would be in a standard 5E ...
3
votes
0answers
179 views

Is there a way to simulate the 3.5e Factotum in 5e? [closed]

I would like a homebrew class that has the same magical skill-monkey feel that 3.5e's Factotum had. I ideally would like the class to be made using the DMG custom class creation guidelines, and I ...
2
votes
1answer
154 views

Is there a formula for recommended monster ability scores per level?

(For D&D 4th Edition) I rarely use published monsters, preferring to come up with my own things for my players to fight in our own homebrewed world. 4e is great about this, making it really ...
4
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3answers
216 views

I need help with a 3e-4e merger homebrew system (specifically fighters)

I am trying to create my own RPG system, similar to 4e and 3e, and hopefully a happy merger of both. For casting classes, there are 4 tiers of spells per 10 levels, totaling 12 tiers of spells ...
4
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1answer
197 views

How do you make new playable races?

I would like to create a new race which you can play as a PC without it being too overpowered for normal game settings. I would like one with wings, but are wings (even wings with clumsy ...
2
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5answers
291 views

Is there an exchange rate between hit points and spell levels?

I'm in the midst of creating a magic item that would steal hit points from enemies and store them. Once a certain level of hit points have been stored, the user of the item would be able to convert ...
3
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1answer
75 views

Converting Hunter: The Vigil to nWoD 2nd Edition

I would like to run Hunter: The Vigil with the God Machine Chronicle rules. Hunter has not yet been updated yet for the new rules, but how hard would it be to convert the rules a bit myself? The PCs ...
5
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4answers
454 views

Are there homebrew fix classes or rules that put Fighting types and Roguish types into Tier 1?

See the question on what character tiers are if you don't understand this. Basically, I'm fine with Tier 1 classes being able to do all their tricks; a fun game can be had that way. What I'm not ...
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1answer
94 views

Help me manage a Vampire homebrew roleplay issue [closed]

I have a (8th level) Magus [Skirnir archetype, so, casting using shields as a catalyst, etc. Not entirely relevant] who, for the sake of roleplay, is an exile from Kelesh who was removed due to his ...
5
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1answer
306 views

How to hire freelance writers for my self-published RPG who will adhere to my canon?

So, I'm in the early stages of writing my own tabletop RPG System/Setting. I plan to self-publish most likely, probably starting off just on DriveThruRPG and seeing how it goes from there. And I'm ...
6
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0answers
215 views

Today, War (domain) changes [closed]

I am running a war cleric, but my DM and I have noticed a problem with the War domain. The official War domain is as follows: War Free Martial Weapon Proficiency with deity’s favored weapon ...
12
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4answers
3k views

How to rule a permanently blind PC in D&D 4e?

One of my players wants to build a totally blind character, and so far as I can tell the system has no rules for it, despite coming close. Blinded is a condition that more accurately reflects having ...
7
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5answers
711 views

Does the game break if a character can't fail Appraise skill checks?

I'm homebrewing a class, and at about character level 14 I'm considering granting the class the following special ability: Appraise Anything (Ex): The creature's Appraise skill check result always ...
3
votes
1answer
157 views

Fudge Dice Augmentation

I'm looking into unique stunts that affect dice rolls in gameplay. Are there any rules or precedent on the use of more than 4 Fudge dice in rolls, or using a die to determine outcomes? I'm thinking ...
6
votes
3answers
482 views

What precedent is there for my homebrew “skill” concept?

I'm starting to use a skill-like mechanic for my NPCs which is kind of a cross between modes and the aspects only option. I want to know what systems have used a feature like this, so I can build on ...
4
votes
4answers
537 views

Looking for (even unofficial) duelist variants

As @KRyan told me, it seems like the duelist PrC is a little bit broken. But my party is currently lost in the middle of savages countries far from any civilization and it is very unlikely that I meet ...
2
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1answer
521 views

Genius: The Transgression house rules

I gather that work on the Genius: The Transgression fansplat has ceased, since there haven't been updates in 2 years on the official site. However, I'm having trouble with some of the gameplay and ...
3
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2answers
205 views

Breaking up the Plasma Drive Propulsion

Every Demon starts with Propulsion in Demon Form. It is difficult and limited to get additional Propulsions, but not impossible. Propulsions are (as the name suggests) movement abilities, though many ...
6
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2answers
4k views

Race Creation/Modification in D&D 3.5

I'm trying to create a set of races, based largely on the classic fantasy races of Man, Elf, Dwarf (and Gnome, but I don't consider that to be a 'classic' fantasy race). I'm using 3.5 rules, and the ...
2
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1answer
197 views

What would be a potential balanced Mythic version of psionic power Mind Thrust

Introduction Pathfinder's Mythic Adventures sets out rules for so-called Mythic characters. Within this ruleset is also an definition of Mythic spells. They say the following about this: Mythic ...
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1answer
242 views

Designing a damage system for our rules [closed]

We are designing a rule system that would better suit our tastes. The goal is to create something relatively simple, that does not get in the way of the story but still offers enjoyable game ...
3
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2answers
899 views

Creating a Racial Template (DnD 3.5)

So I had an idea for a race for my world. But the more I thought about it, the more I realized I needed it to be a template, not a race. I'm trying to create a version of Elves, but the origin of ...
2
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0answers
329 views

Refining and Building a Character/Class Concept [closed]

I have (or think I have) a concept for a class. However, I'm no longer convinced it will work to homebrew as a class. Since I only have access to the SRD, and I'm not really as familiar with the ...
10
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2answers
177 views

How can I implement legacies for PCs?

I'm starting a new campaign with two new players, and one of the senior players requested to have her new character be the offspring of her first character (one I didn't DM). Then my other senior ...
8
votes
2answers
1k views

RPG sytem which is based on character's character not stats

I read a review of a system to do with the walking dead, last week or so, but I have lost the reference to it. It was a system which rather than using strength, dexterity etc. used motivations and ...
5
votes
1answer
530 views

Bringing 4e Blood Mage into a 3.5 Campaign

A group of friends and I will be beginning a 3.5 campaign in the near future. I have never played 3.5, but would like to use the Blood Mage Paragon Path in the 3.5 campaign. So, is there a prestige ...
13
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2answers
607 views

Game design process to create a White-Wolf-like setting?

I have noticed that there seems to be a pattern at work in most oWod/WoD products, which when followed results in settings with the following properties: Each new PC starts with many possible ...
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1answer
178 views

Help me find a good system mechanic [closed]

I'm looking for a system mechanic that I could use in my homebrew campaign. I don't mind borrowing a mechanic from a well known system, like WFRP, DnD or WoD, but the truth is I am not that familiar ...
13
votes
3answers
857 views

I need help with making a were tyrannosaurus PC in Pathfinder

I am a fairly new DM and I recently got some of my friends to start a campaign with me as DM using Pathfinder. One of the players has been really trying hard to make it an enjoyable adventure, as ...
5
votes
2answers
263 views

Is there a system for PC reputation in D&D 3.5

I'm looking for an optional, 3rd party or well defined homebrew reputation for 3.5. I want to be able to track the impact of my player characters interactions with the environment, their access to ...
9
votes
2answers
349 views

How can I turn invisible?

I'm learning DFRPG, having no prior experience with the FATE system. One thing I really like is the idea that we can --and should-- create our own stunts and powers... but I'm not sure I've really got ...