House rules are fan created additions and replacements to core rules in a rules set. In most cases, they are not officially sanctioned by the designer, in contrast to optional rules.

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Mini Six: How can I avoid the “dodge” skill tax?

I have been reading over the "fast static combat" rules for Mini Six. A character's dodge value is equal to the number of pips in their dodge score, so a character with dodge of 6D would be hit if the ...
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4answers
200 views

How can I simplify Duel of Wits to make it more like Bloody Versus?

My problem We're playing Burning Wheel (Gold). About once every two sessions, we run into this problem with Duel of Wits: We want the graduated outcomes of Duel of Wits: we'd like to start with two ...
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4answers
1k views

What class features or items can be given to a fighter in Dungeons and Dragons 4e to allow him to parry as his mark punishment?

In a game I am in, the DM wants to encourage the fighter, who is a very reluctant defender to more actively defend. The fighter is built on the "gentleman adventurer" lines, and the DM has expressed ...
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1answer
95 views

Is there a penalty for rolling consecutive tens?

In 2nd edition Legend of the Five Rings, is there a penalty for rolling too many tens in a row (like in monopoly for rolling doubles 3 times in a row)? For some reason I'm convinced there is, but it ...
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1answer
131 views

How can I adapt elements of the Gumshoe investigation system to Ars Magica?

Many of my games feature a heavy investigation influence. Gumshoe, being designed for investigation, provides a way of finding clues and manipulating clues that provides for a far more enjoyable ...
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1answer
179 views

What are the rules of natural healing?

I've read a few times the core rules of Microlite20, and the Expert Rules, but didn't find a place where it explained how PCs healed naturally. What rules should I use for that? The ones in the ...
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2answers
178 views

Improving Animal Companions for (E6) Gestalt Characters

In my experience, Animal Companions for Gestalt characters seem especially underpowered. As the DM, I have a 2-part plan to address this. Max out HP vs Rolling Allow Gestalt Druid/Rangers to ...
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1answer
107 views

What unfortunate side effects am I missing in allowing a feint as part of movement at a -10 penalty?

Within Mutants and Masterminds, if you have a feat called Acrobatic Bluff, you can make use an Acrobatics check in place of Bluff for the purpose of feinting to make someone flat-footed for your next ...
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1answer
105 views

What kind of equipment rules for low bonus dice and low pool points game?

Background I've played in and story guided several games of the Shadow of Yesterday and Solar system, but in none of those we have used any formal equipment rules. Equipment has mostly made some ...
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Rules for increasing ability scores in Basic D&D?

Are there any rules (house or otherwise) for increasing ability scores after character creation in Basic D&D or any of its retro clones? (Other than magic items or wishes.) When we generated ...
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3answers
136 views

Should house rules and custom material be created before experiencing the game? [closed]

Let's take a new GM. New in the sense of "new to a specific game", not new to GMing. The GM read all the rules from cover to cover and he understands them, but never played. Should he start house ...
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3answers
394 views

Counter-Attack Houserule

I'm thinking of making a house rule for Pathfinder which lets you counter attack when your opponent rolls a natural 1 to attack. First, is there already a counter attack system in Pathfinder? If not, ...
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2answers
506 views

Is there an oldschool-style morale system for D&D 3e?

Oldschool D&D has rules for morale, such as these from Labyrinth Lord: Monsters have a listing for morale, which represents how likely they are to fight or flee when in an aencounter. Morale ...
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2answers
198 views

Is there a tested spell-research like mod for D&D 4e?

I'm looking for a mod to D&D 4e which reintroduces spell-research in a balanced way. Are there any of them around, which have been play tested and seem to work without unbalancing things too far?
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1answer
2k views

Question about the Assassin (Executioner) Ninja Build

I'm just getting into 4e D&D, and when I wanted to make an Assassin (Executioner) because of his ability to use poisons, I saw the "Way of the Ninja" as a guild choice, looked at it and loved the ...
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1answer
141 views

What side effects might arise from modifying the XP cost to increase traits in the Storytelling system by category primacy?

Currently, the Storytelling and Storyteller Systems have primary/secondary/tertiary skills/abilities, and at character creation, the primary have more points, whereas the tertiary have less points. ...
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2answers
298 views

Castle Falkenstein: Is there a faster Magic system?

I love running games in the Castle Falkenstein diceless system. However, I find the CF magic system to be a little slow (to set up, run and play) for a high-fantasy campaign. Can anyone suggest ...
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3answers
357 views

House rules for flanking

I am currently considering house ruling flanking to be: If two or more enemies are adjacent to you, you are considered flanked. I do this because I want to break up the conga line of death that ...
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4answers
262 views

Alternate class system for MtG inspired setting

I'm trying to create some house rules to run a Pathfinder campaign in Ravnica, a M:tG plane which has 10 guilds, each one with a very specific philosophy and societal role. I wish guilds to be : ...
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4answers
406 views

How to discourage players from roleplaying out of their alignment when using a 3.5e alignment system in a 4e game?

My GM would like to implement the 3.5e grid-based alignment system in his 4th edition game. He would also like to implement better penalties for not playing within your alignment. I understand that ...
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2answers
140 views

Would it be OK to change a Dragonfire Adept's base breath weapon?

Would there be anything wrong with changing a Dragonfire Adept's base breath weapon element to something other than fire? I was working on a Dragonfire Adept that was supposed to have been descended ...
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2answers
146 views

How can I make up a Familiar Companion Edge?

I've been thinking about it a lot, and well... there's already the beastmaster edge out there, however it doesn't really seems fit for an arcane character, as in other systems familiars are far more ...
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4answers
428 views

Would adding a Move-Attack-Move “basic combat power” to DnD 4e unbalance the game?

I've been thinking of adding a power to DnD4e as a basic maneuver that all players can do. I'm not certain yet if this power should be regulated to only BRA (Basic ranged attack) or if it's ok for it ...
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1answer
275 views

Are there rules for or against unusual or alternate weapon types?

In DnD 3.5 and Pathfinder, are there any provisions for characters wielding weapon types not on the given lists, like meat cleavers or swordcanes? Are those not allowed, do you use them as equivalent ...
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1answer
78 views

Even simpler RISUS character generation

So, as it's the Christmas season, I'm spending time with family - specifically three cousins and my younger brother. I want to get them into an RPG, and RISUS fits the bill perfectly, as the oldest of ...
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1answer
136 views

How to handle initiative while keeping the spotlight on a duel within a larger combat?

In some weeks we will play 7th Sea, an RPG with much fencing. I want to make fights more like a duel between players and minions. I think some (most?) battles will be one player duelling a minion, ...
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3answers
152 views

homerule for experience sharing between party members

There are possibly huge gap between caster and non-caster characters in a party. Caster have plenty of options of getting rid of own experience in exchange for various boosts. Item creation, wish ...
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1answer
164 views

Any house-rule for buying negative qualities after character creation?

During character creation, Shadowrun 4E allows player to buy negative qualities such as Infirm in exchange for additional Build Points. Some negative qualities are heavily background-related, so I ...
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1answer
32 views

Creating new minor talents for an Empath/Telepath

I'm an old GM, new to DFRPG. How would you create an empath or mind reader minor talent? I was thinking: Empath: You can use your empathy skill to roll an assessment check and reveal a character's ...
3
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1answer
396 views

Using 3d6 instead of d20 for D&D Next

I am currently running a campaign with D&D Next playtest packet released at September. My player has been complaining about his terrible attack rolls (He didn't prevail because of fumbles, even at ...
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1answer
87 views

How can I incorporate Betrayal at the house on the Hill to my game of supernatural?

In Betrayal at the house on the Hill you explore a haunted house with characters until the haunt happens and stuff gets real. Whilst playing this board game a friend of mine stated it'd make a ...
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2answers
435 views

Expand the numeric scale of Strands of Fate

I haven't played any of these narrative focused games like Fate but would like to. My players are very used to other more hands-on type of game where the numbers are plainly what your character is. ...
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3answers
102 views

House rules for making specific components matter for spells, magical and mundane item creation?

I started getting back into D&D edition 3.5 a few weeks ago as a DM. I do not like the generalizations in which are written into the magical item creation. I am trying to make a more specific ...
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2answers
132 views

Can a Warforged add his Slam attack damage to a shield bash attack?

Just a thought a friend of mine brought up while working on a Warforged character: since a shield bash attack theoretically has about the same movements as a Warforged slam attack, shouldn't you be ...
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1answer
175 views

Looking for a story board alike sheet for a custom rpg

I am playing via Skype to a custom role playing game with some friends. The game is like an Age of Empires by turns and no one but the GM knows about anyone. I don't know the rules (dice based) but ...
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1answer
342 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 ...
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1answer
70 views

How to address Damage/Toughness bias in M&M Tradeoffs

The Basic Problem Right, Mutants and Masterminds is a True20 system where everything is resolved via rolling a d20. Attacks are made by rolling a d20 and adding the attack bonus, trying to match or ...
2
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1answer
153 views

Legend of the Five Rings Jiujitsu Alternate Rules [closed]

I love L5R. The setting is in depth and has just the right mix of different Asian cultures. I'm gearing up to play 4th edition and I'm excited to see what changes are in effect. The only problem with ...
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1answer
1k views

House ruling the Shaman's Spirit Companion's HP

As written, the Shaman's spirit companion has a damage threshold set at 10+half-level. At levels below 4, this is above the average damage (level+8) of a monster, and above 4, it quickly becomes an ...
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1answer
84 views

How can you discover illusions?

Manipulation spells have a mechanic that allows the victim to slowly overcome mental control. Illusions do not work this way, but I feel they should. In our last session the bad guys spent 2 Combat ...
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1answer
94 views

Does a disguise check using magical aid take less time?

In Player's Handbook, the rules for Disguise say creating a disguise takes 1d3x10 minutes, and that using magic like alter self, shapechange, polymorph self, or disguise self adds a +10 modifier to ...
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1answer
40 views

What happens when a Dragonfire Adept with a template uses Humanshape?

If a Dragonfire Adept has the Draconic template (LA+1) then uses Humanshape, does that affect his alternate forms in any way? Would that allow him to apply his template to his other forms, or perhaps ...
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0answers
140 views

How should someone react to this version of Zone of Truth? [closed]

Well, I guess the Actual question would be "How the save?" but that's terrible grammar. In my group, we have a house-rule that makes the use of Zone of Truth a bit more... useful, for lack of a ...
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1answer
91 views

Combining Swordsage and Broken One Substitution Levels [on hold]

I want to be able to offer my DM suggestions about how this can work mechanically. I want to use the Broken One monk substitution levels from Champions of Valor 36-7 but use Tome of Battle's swordsage ...