House rules are small 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. For substantial new material and rules subsystems, use the [homebrew] tag instead.

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How to house rule a 5E flying mount that turns hostile? [on hold]

My party is on borrowed mounts for a flying hunt. Unbeknownst to them, the "hosts" are aware of them as antagonists. I intend to have the hosts tell the flying mounts to dismount the party when they ...
12
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3answers
268 views

Is there a playtested house rule for prone that makes its usefulness less dependent on initiative order?

As discussed somewhat in Is knocking someone prone worth it? the advantages of knocking prone are rather situational, and in particular, depend a lot on where you and the enemy you want to knock prone ...
19
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1answer
283 views

What overpowered combinations would be available if I allow a bonus action to be used in place of a standard action?

It has come up in game a couple of times that a player might want to cast a spell that has a casting time of 1 bonus action using their "main" action (if they have another bonus action they also want ...
4
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1answer
241 views

Can a Druid Wild Shape into a non-core elemental?

I have a party with a level 10 druid, and she was told she can transform into any elemental. When the party was injured after a particularly tough encounter, she transformed into Positive Energy ...
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2answers
169 views

Is this battlemaster houserule balanced?

I don't like the fact that a battlemaster can burn through his superiority dice in the first two rounds, and is forced to wait until the next short rest to use them again. So I'm considering the ...
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2answers
746 views

What are the implications of allowing Dex to Hit and Damage?

While in the process of building a Magus character, I got annoyed that paizo decided to make Dex to damage quite difficult to obtain. Apart from Agile weaponry, I know of three feats that do this: ...
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3answers
204 views

Has anyone house-ruled a limited “charge” action that doesn't require a feat?

5e doesn't have in its core rules a "charge" action similar to 3.5e's where you can both dash and attack on the same round, if your movement is in a straight line to a target. By a charge action I ...
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1answer
93 views

Is “moving into the defender's space” analagous with “moving out of a threatened square”?

There are two special attacks that call out "moving into the defender's space"; bull rush and overrun. In the bull rush description, under Initiating a Bull Rush, First, you move into the ...
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4answers
1k views

How would I classify a “disease” for an NPC that's not really a “disease” in Pathfinder?

I am in the process of planning a campaign but I am not sure how to classify this sickness/disease. The whole point of the campaign is to rescue a person who has been held captive for about 5 ...
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3answers
2k views

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

In D&D 5, the saving throws for spells has the following formula: The DC is set to 8 + prof bonus + magical stat bonus. The target then makes a saving throw, adding their stat bonus and hoping ...
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0answers
72 views

How do I correctly convert enemy saving throws so that players roll all the dice? [duplicate]

Much in the same vein as this question, I am trying to convert 5e so players roll all the dice. I'm using this variant as a starting framework that seems to work well with 5e so far, without changing ...
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0answers
170 views

Customizing D&D 5e to simulate Dark Souls universe [closed]

I want to simulate Dark Souls universe, where even a char lvl 1 is still dangerous to a char lvl 20, using D&D 5e as my starting point. I though of several ways of doing this: Never level up ...
5
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2answers
292 views

Making a rules-light non-combat version of Call of Cthulhu

I'm familiar with the very basics of BRP system and I have 6th edition CoC corebook, but right now my schedule doesn't allow me to even glance through it. Aside from the obviously essential skill ...
6
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2answers
563 views

What house-rules would be appropriate for a D&D Ironman game?

In a game I'm planning on running, I'm planning to run it in an "Ironman" fashion, reminiscent of Nethack and the Diablo options. I have established that: there will be no possibility of ...
9
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2answers
551 views

How have the rules of D&D 5e been modified for the Adventure Zone podcast?

I listen to the popular podcast The Adventure Zone, which consists of a D&D (5th Edition) campaign played by the McElroy brothers from My Brother, My Brother, and Me, and their father, but I have ...
9
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4answers
647 views

Fair facing house rules for 5e

I am a bit disappointed by the lack of tactical positioning in 5e, as evidenced in questions such as Are melee combatants limited to standing around saying "I attack"?. I have tried ...
7
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3answers
608 views

Dex-to-damage houserule to make monk more viable?

I recently started running a Pathfinder campaign with some friends. Two of the players are pretty experienced, two are brand new, and this is my first time DM'ing. One of the new players is playing a ...
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1answer
125 views

Alternate raw break DC

Due to events that occurred during my games I had to come up with a DC to break a door. The DMG has some details on this but its max DC was 28 vs str check on an iron door. After doing the normal made ...
15
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3answers
2k views

What Are Freedom of Movement's Limits?

What conditions and effects does the spell freedom of movement [abjur] (PH 233) overcome? I want a fair, reasonable, and consistent method to determine what spells and conditions are overcome by the ...
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6answers
2k views

Adapting classes for a game in a world become newly magical

Civilisation prospered in the world of Ishtar. The world was separated into many countries, but war was rare and trade was flourishing. Harvests were not always abundant, but the good years more ...
6
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2answers
452 views

How can one houserule a fighter's class feature in 3.5 for improvised weapons?

I am looking for a feat or alternate class feature that would enable a fighter to use improvised weapons while maintaining balance. If you are familiar with Kambei from 7 Samurai or Afro from Afro ...
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3answers
957 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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3answers
321 views

How can I implement injuries on crit?

We are well on our way in a 5e campaign, but everyone getting fully healed after a long rest takes some of the sense of danger out of the game. I am looking for a set of rules that would give ...
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5answers
2k views

Can a Monk use/trigger Defensive Duelist while wielding a monk weapon (or unarmed)?

Defensive Duelist requires wielding a finesse weapon, yet one of Monks' abilities is to treat Monk weapons (including staves and unarmed strikes) as "having finesse" (in all but name: it allows monks ...
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3answers
2k views

Can my Ranger's pet continue to attack if I am knocked out?

In the core book for 5e D&D, it says you have to command your pet to take an action every round, so on the surface it would seem that if you are knocked out or are dying your pet will not be able ...
3
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1answer
107 views

Extending Coven to affect class level instead of just caster level for scaling effects

The Coven hex allows you to use an 'aid another' action to increase the caster level of the other witch for one round, In addition, whenever the witch with this hex is within 30 feet of another ...
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5answers
1k views

How can I implement Cinematic Fencing (à la “The Princess Bride”)?

Like most people, I'm utterly entranced by the fencing scene between Westley and Inigo in The Princess Bride, but trying to replicate their style in a tabletop RPG has never really worked out. I've ...
3
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2answers
159 views

Ways to limit the power and overuse of Phantasmal Force

I've been DMing 1st edition for about 12 years now, and while I've experimented with different editions I always go back to 1st. Over the years DMing I have written a number of my own house rules to ...
7
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2answers
455 views

Are there any side effects of switching the attribute increases for a race?

Making a barbarian? Mountain dwarf or half-orc. Warlock? Half-elf is the obvious choice. Oh, wizard? You want to be a gnome or high elf. I'd rather my players choose the race they want rather than ...
5
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3answers
330 views

Getting my group to commit to house rules?

Our group has been playing RPGs in changing formations for the last 10 years or more. We have played many different systems, but some of them we always eventually return to (Rolemaster/MERP, Star Wars ...
0
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1answer
125 views

Helping monks overcome non-synergy class abilities [closed]

So most people agree that in Pathfinder the monk suffers in many ways, most commonly MAD and abilities that dont exactly work together, such as their fast movement and flurry of blows. To help the ...
8
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3answers
285 views

Is choosing a different class feature too good as a (house rule) replacement for a redundant feat?

In the group I DM for there was a player playing a 5th level Rogue / 4th level Assassin. He gained another Assassin level and he would have received Improved Uncanny Dodge, but he already had the ...
2
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0answers
114 views

What are the more common house rules for Cthulhutech and the Framewerk system? [closed]

Do you remember Cthulhutech? I been interested in running a game inside that universe, but I have read some people saying that "Framewerk" is a broken system. Framewerk is the Cthulhutech conflicts ...
3
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2answers
123 views

What's the perception DC of a shout spell?

In the spell Shout, I can make an extremely loud scream You emit an ear-splitting yell that deafens and damages creatures in its path. I don't think there's any rules at all for especially loud ...
3
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2answers
401 views

How can I check to make sure my homebrew class is balanced compared to pre-existing classes?

A friend and I are embarking on a little project for fun: creating a new class for 5th edition Dungeons and Dragons. We have already referred to the DMG section about modifying classes and races etc. ...
5
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3answers
542 views

Overall mechanical effects of 16 point buy in 5e

Our DM allows a point buy of ability 16, with a cost of 12. The total cost is still at 27. I feel this is harmful for balance, because a +1 on your main ability allows reaching a stat of 20 by level ...
6
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3answers
607 views

Mechanical side effects of randomised Initiative in 5e

Initiative I am starting a new 5e campaign and I am planning to use randomised initiative. I feel recording initiative take too long, for both my players and me. I tried grouping monsters and ...
9
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3answers
752 views

What would be the metamagic level of “double quickening”?

A GM I played with used to rule that a quickened spell always reduced the casting time of a spell by 1 round, and reduced a 1 round casting time or a standard action casting time to a swift action, ...
12
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2answers
558 views

What are the implications of using AC rolls for defense?

I was thinking about AC, attacks, and how to make it slightly easier on a DM, and more interactive for players. The idea I came up with was to reverse AC rolls. To do this, a player's AC now becomes ...
12
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4answers
800 views

CoC's Sanity-like rules for the nWoD?

Is there a good adaptation of Call of Cthulhu's Sanity rules to the Storytelling system of the new World of Darkness (possibly replacing Morality)? (Edited the title to make it more precise.)
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2answers
188 views

What is a decently-powerful, thematically-infernal spell to replace Protection from Good?

I'm making a Bloodrager(infernal)/Sorcerer(draconic). A devil planted a seed of darkness in the boy's soul and as an adult he has to learn to fight and control it. House rules allow two bloodlines. ...
5
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1answer
2k 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 ...
25
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3answers
878 views

Using downtime activity to research spells

I run a D&D 5E campaign. I have a player who is playing a wizard. This player would like to use his downtime to learn new spells. Specifically, he doesn't want to create any new spells of his ...
4
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2answers
358 views

Is the spell Soul Shackles dysfunctional?

This spell from page 104 the Dungeons and Dragons, 3rd Edition supplement Book of Vile Darkness--even more than the spell consume likeness--makes my head hurt. I'd just let it go and find a different ...
60
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12answers
11k views

3d6 vs a d20: What is the effect of a different probability curve?

What is the effect on game play of replacing d20 rolls with 3d6 rolls in a D&D 4e campaign? I started thinking about this after reading this question where the example was given of playing a d20 ...
6
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3answers
257 views

Using a 'confidence' buff to reduce party splitting up

I am GMing a game for the first time and we are 2 sessions in. We are playing D6 star wars, and its tending to be comic, which is great. There are 5 players, which manageable but quite busy. They are ...
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2answers
211 views

Will adding spells to the Duskblade Spell list unbalance play?

I'm wanting to build a GMPC Duskblade character for a gestalt game. I've read different sources with spells and thought of a number to add. Here's the complete spell list (regular Duskblade spells ...
5
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2answers
305 views

What would be the pros and cons of removing ability scores from O D&D?

Recently, I've been playing quite a bit of a variant on the Swords & Wizardy retroclone of O-D&D. What our group has noticed in general is that high and low scores rarely matter, and even ...
4
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4answers
243 views

Slayer Weapon Specialization with More Weapon Groups

I made a half-orc slayer to use in a DnD 4E Neverwinter campaign. I got him all set up to use a longspear. The Spear Expertise feat adds damage on a charge, half-orcs' Swift Charge feature gives them ...
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1answer
433 views

DM is making rules without reason, how can I stop this [closed]

My DM is a beginner, she does not know the basics very well. I am playing a game where I am inside a camp with creatures that can give you almost any food that you want (We're doing this game off of a ...