Polyhedral solids used to generate random numbers. In tabletop RPGs, dice are the most common means of introducing chance into the proceedings. Many players enjoy collecting dice of varying colors and shapes.

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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 ...
55
votes
22answers
2k views

What approaches are there to lessen or eliminate reliance upon dice in an RPG? [closed]

Is it necessary to use dice all the time in a dice-based RPG system? In other words, are there occasions or means by which you speed up gameplay by either reducing the number of rolls or removing the ...
48
votes
22answers
7k views

How do you play D&D when we don't have dice to play with?

Now I came all the way from Indonesia, and I can tell you that D&D is not a thing. Hence, it will be tough for me (and for my wallet) to find shops that sell d4, d12, d20 and so on. Let these dice ...
48
votes
6answers
12k views

Is 3d6 the same as 1d18?

This might actually be a better fit for Mathematics SE, but since RPGs are the intended application of the information I've decided to put it here (it has nothing to do with me being lazy and not ...
42
votes
27answers
10k views

What can I use in place of Fudge Dice?

If someone doesn't have any fudge dice, what are the best methods to replace them and why? Term: Fudge Dice are six sided dice with two sides labeled with a +, two sides with a -, and two sides that ...
38
votes
7answers
3k views

Is it possible to produce a bowl-shaped probability curve with dice rolls?

In D&D's basic D20 system, you roll one d20 and add in some modifiers, then compare the result to a target number. Each modifier effectively adds or removes a 5% chance of success with the roll. ...
37
votes
6answers
3k views

At what point did polyhedral dice become part of D&D?

I was reading some articles the other day about Gary Gygax, Dave Arneson and the history of Dungeons and Dragons. I started to wonder: Where did these guys from Wisconsin get the now iconic polyhedral ...
32
votes
6answers
3k views

Is there a name for the standard 7-die set?

I'm curious if there is a formal name for the standard 7-die set (d4, d6, d8, d10, d10*10, d12, d20), and is there any backstory or history associated with it?
28
votes
6answers
13k views

How do I read a 4-sided die?

In the Red Box starter game, when you choose to be a Rogue, it says that your damage is 1d4+4. When I rolled the dice, it had all three "4" symbols facing up. Did I do 4 damage, or do I add them up to ...
26
votes
7answers
10k views

Is it the same using 1d100 and using 2d10 (one percentile)?

I know d100s are shunned because they take too much time to roll, and 1d10+1percentile is really fun, but do they share the same probabilities? Is it better to use a (digital) d100? Also, do d100s ...
23
votes
8answers
4k views

How reliable are dice rolling programs?

Dice programs and their use around the table are on the rise: Are there any characteristics, qualities, or quirks of results obtained by using dice programs which might detract from play? Improve ...
23
votes
6answers
2k views

How to deal with players rolling dice before establishing the context of the action?

I've been running a lot of fate and cthulhu-dark games lately, and I've run into a common challenge with several players: They'll roll the dice before we establish what kind of action they're taking ...
22
votes
5answers
3k views

Are Earthdawn's dice mechanics as unfair and wonky as my player claims?

After an Earthdawn one-off running Misguided Ambitions with my regular D&D 4E group — because one guy was MIA — I had a discussion with one of the players about Earthdawn's dice mechanics. The ...
20
votes
16answers
3k views

Dealing with large amount of dice rolls for a single damage roll without making it drag on

There are a number of spells and abilities that involve large amounts of dice rolling. For example, a high level rogue can have up to 10d6 in Sneak Attack, and a high level Wizard can have a ...
20
votes
6answers
4k views

How do I read 2d10 as a percentage?

I own 2 d10 dice with differently numbered sides (0 through 9, and 00 through 90), although the same applies for two identical 'regular' d10 dice. How do I read the percentage value if I use both ...
19
votes
10answers
3k views

Produce high-contrast numbers on un-painted dice?

I picked up some Gamescience d20s based on this question. I got the black ones. They are very shiny! Of course, they are unpainted. How can I paint/ink/color the numbers to get very high contrast ...
19
votes
8answers
3k views

Cheat-proof online die roller?

I am looking for an online die roller that works similarly to the following: The GM provides a string identifier to the player. E.g., "gandalf attacks balrog #12" The player enters the id on the ...
18
votes
7answers
1k views

How can I roll a character's age using only d6?

I'm making a simple, slightly comedic home-brew RPG where a lot of the characters' base stats are randomized for comedic effect. This includes the characters' age. (So you can have a ridiculously ...
17
votes
6answers
3k views

What is the statistically superior character creation method, twelve 3d6 or six 4d6?

The D&D 3.5 Player's Handbook gives (among others) two preferred methods to roll ability scores for a new character: a) roll 3d6 twelve times and keep the preferred six results, or b) roll 4d6 and ...
16
votes
7answers
2k views

How can I get Sharpie off my d6s?

I used the Make Some option to have Fudge dice while waiting for my Evil Hat Fudge Dice to arrive. Now they're here, but my d6s are still all Sharpied up. The Sharpie will smudge and smear and get ...
15
votes
7answers
1k views

What game/circumstance uses Fudge dice?

I read with much interest the question about Fudge dice, but what are these dice useful for?
15
votes
4answers
787 views

Unknowingly improving my players' luck

As a GM, I'd like to give my players a lucky item, one that improves their dice rolls. However, I don't want them to immediately realize that the item is improving their rolls. One thought I had was ...
15
votes
3answers
7k views

How can one make a DIY “Silent Dice Tower”?

I currently use a Chessex Dice Boot for rolling dice at the table. It's fairly compact, very portable, and does a great job of minimizing the table area required for a good roll of the dice. There's ...
15
votes
1answer
1k views

What is the definition of a natural roll on dice

So I am starting in the world of pen-and-paper RPGs, and sometimes the material I read mentions a natural roll, like a natural 1 is always a miss, and a natural 20 is always a hit. I understand that ...
14
votes
8answers
3k views

Can I substitute a d3 with a d6?

I don't have a lot of dice yet, just a basic set of polyhedral dice: 1d4 1d6 1d8 2d10 1d12 1d20 Sometimes an ability or save calls for a die that I don't have. Strike, Unarmed [...] ...
14
votes
3answers
744 views

Is there a pattern for d8 dice?

I've just bought a d8, and noticed that the number arrangement is different from my other one. My new die has only even numbers on one half, and only odd on the other half. My old die has 1,8,5,4 on ...
14
votes
3answers
6k views

Pathfinder Damage Dice Steps

I am building a Human Gunslinger character who uses the Racial Heritage feat to get access to the Goblin Gunslinger feat so he can use a large double hack-but without penalty. Problem is, the the ...
13
votes
3answers
2k views

Dice Notation - Dice that start at 0

In the past I've toyed with playing games using dice numbered from 0 instead of 1. So, for example, playing a d20 system game with 3d8, numbered 0 to 7, treating a roll of 21 as an automatic success ...
13
votes
5answers
1k views

What do I do when I suspect players may be fudging rolls online?

I suspect my players may be fudging their rolls in an online IRC and Skype game. While I can't confirm this (for obvious reasons), I'm highly suspicious. I logged all their rolls over the course of ...
13
votes
5answers
429 views

100 sides vs 10 sides

I know they have 100 sided dice. I know we usually do the 2 d10 approach. I was tempted to get one. but it seems like it's almost a ball and doesn't seem very effective. For anyone that has one, what ...
13
votes
4answers
21k views

What is the best place to get quality polyhedral dice?

What is the best place to get quality polyhedral dice? Or what is the best brand of gaming dice? My dice are old and chipped and it's time for new ones. I'm getting back in the game after a break ...
12
votes
9answers
2k views

How to help players who roll really badly? [duplicate]

Scenario: player rolls to attack, rolls a 1. Next round, rolls a 1. Round after that, rolls a 1. Fourth round, rolls a 2. This really happened today. He was going back and forth between two different ...
12
votes
3answers
6k 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 ...
12
votes
4answers
2k views

Do crystal dice offer any advantages or disadvantages?

Do crystal shaped dice (example) provide any notable advantage or disadvantage over traditional hobby dice shapes (example)? Are they equally random?
12
votes
3answers
1k views

Dice marked in Japanese

I am trying to find d&d dice sets marked with Japanese characters. I've only been able to find d10 sets. Is there any place I can buy complete sets (d4, d6, d8, d10, d12, d20)?
12
votes
2answers
897 views

Help Writing an AnyDice Function for a Weird Dice Mechanic

I've thought of a dice mechanic that I'd like to test the numbers for, but it's complicated enough that I don't know how to model it in AnyDice. It's sort of a modified dice pool, where the successes ...
12
votes
1answer
581 views

Is the Saltwater Float represented in this question a good way to test for loaded dice?

Recently a question has popped up in the comments of another question I've recently answered where a player has happened to roll three 18s and other high stats at a table with his dice, which could ...
11
votes
6answers
2k views

Systems with a dice mechanic that handles very easy and very difficult tasks

I'm looking for a system that has a dice mechanic that supports a particular type of realistic feel. In particular, I'd like to find a system where any task could potentially be rolled for without ...
10
votes
6answers
1k views

Do any powers use the percentile dice anymore?

The "percentile", or "10d10" dice are still found as a standard component of most polyhedral dice sets. But, I've yet to see use of them in my (albeit limited) experience with D&D 4e. Are there ...
10
votes
3answers
387 views

How to reveal initiative dice simultaneously online?

Sorry, I couldn't figure out how to phrase this. I'm going to run an online game of Riddle of Steel. Part of its combat mechanic is that at the beginning of a round, each player picks either a red ...
10
votes
3answers
871 views

Who should roll the dice?

Who throws the dice in your game? Do you want to see/know the numerical results? Does it impact your roleplaying? Personally, unless I'm in a formal tournament, I prefer not throwing dice and not ...
9
votes
11answers
1k views

Balancing players' rolls, not characters

I have been the worst dice-roller in my party as far as I can remember. Be it D&D 3.5, 4th Edition, or any other dice based system, the goddess of luck has always been mean to me. To give you an ...
9
votes
10answers
1k views

Are there any games that use dice pools of multiple dice? [closed]

A friend of mine is an aspiring game designer and is currently looking at the mechanism used in the newest iteration of Warhammer Fantasy where players have multiple dice pools of differing kinds of ...
9
votes
4answers
995 views

What is a dice pool mechanic?

A very basic question, I know. What is a dice pool mechanic and how is it different from a roll vs. target number mechanic?
9
votes
1answer
922 views

What is the technical name for “cylinder” shaped dice?

I once saw dice with a "cylindrical" shape, and numbers printed on the sides. The friend who had them called them "clippide", although a google search returns nothing. What is the real, official name ...
8
votes
5answers
805 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 ...
8
votes
2answers
206 views

What is the average roll of a die with an expanded explosion threshold as compared to one with an expanded success threshold?

This is going to be a bit of a weird question, but I'm figuring dice pool probabilities for a homebrew system and I want to know how certain abilities should be priced regarding their use. The basic ...
7
votes
8answers
2k views

How do I approach the probability of a d100, using 2 d100's?

We're running an almost 100% homebrew system, which uses skills in order to craft objects during play. Allow me to first formulate an example to explain my question better: Jack is quite the mason ...
7
votes
4answers
2k views

Are d8, 10, 12, etc. dice, fair dice?

Given a perfectly formed d8, or d10 or any d dice in Dungeons & Dragons (D&D), are they all fair dice? Is it equally possible to roll any number on any given dice? I am actually writing a ...
7
votes
3answers
2k views

How can I get AnyDice to determine these odds?

After looking at AnyDice's Documentation and Function Library, I remain baffled. I know that AnyDice can do this, but I don't know how to tell it to. Scott Gray's Dice Pool Generator is easier to use ...