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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6
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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 ...
0
votes
2answers
111 views

Dice roll methods and their averages

So, to build some background I am trying to help my DM build a fair Dice roll methods for character generation according to tiers of classes. Ex. Giving weaker classes more stat points although ...
34
votes
7answers
2k 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. ...
4
votes
1answer
111 views

Dice pool success probability with one exploding die

I'm looking for the math behind the following: Players have a pool of 3–11 d6s, and have to get from 1–4 successes, "success" being a roll of 5+. One of these dice is special (represented ...
3
votes
3answers
305 views

What's the probability of getting three matching faces in any one roll of four Fudge dice?

I'm having a little difficulty recalling the procedure for calculating probability of dice results. My question is, using 4 Fudge d6 dice, what is the probability of getting three of any result in one ...
2
votes
1answer
78 views

Can you roll dice pool or multiple dice rolls with only one dice?

Say I'm playing Vampire: The Requiem and I need to roll 5 d10's. Can I roll a d10 5 times instead of having 5 d10's? Can I split it up if I must, so if I only had 4 d10's could I roll the 4, then roll ...
6
votes
3answers
360 views

Supporting degrees of success and failure when rolling

I have only played D&D so far, but I'm not that happy with it, mainly because the results are so binary. Take, for example, picking a lock. You roll a dice, you add your lockpicking modifier and ...
3
votes
1answer
101 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 ...
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 ...
18
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 ...
30
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?
0
votes
3answers
302 views

What is the probability for a thousand with 3 D10

I'm trying to figure out what is the probability with 3 D10's if I were to roll them one after another."001" is one and "000" is a thousand. Would every number have the same probability or doubles and ...
24
votes
7answers
5k 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 ...
7
votes
4answers
1k 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 ...
53
votes
11answers
8k 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 ...
7
votes
2answers
770 views

Probabilities using 3d10 as 1d1000 [duplicate]

I'm trying to use anydice to figure out the probabilities of the various values of 1d1000 rolled on 3d10. I want to know stuff like "what's the chance of rolling 900 or higher? How about 950 or ...
3
votes
3answers
187 views

How do I use AnyDice with Classic World of Darkness / 20th Anniversary?

How can I take advantage of AnyDice with 20th Anniversary rules? I'm new to AnyDice but very interested in using it. I would like a wrapper function that accepts the following params. the number of ...
5
votes
5answers
328 views

Why all the dice? [closed]

I'm asking more as an outside observer, and not with anyone who has any grievance with how games are played, nor am I judging or criticizing anything. I've just always wondered, why use all the ...
5
votes
2answers
790 views

How do I calculate dice probability in the A Song of Ice and Fire system?

Say I need a net hit of 20 or higher. I get to roll 5d6 base, but I get a bonus dice roll of +3. I only get to keep the 5 highest so I would be rolling "8d6 drop lowest 3 rolls" I want to know what ...
12
votes
3answers
960 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)?
7
votes
3answers
1k 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 ...
15
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 ...
12
votes
3answers
4k 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 ...
42
votes
21answers
5k 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 ...
23
votes
8answers
3k 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 ...
2
votes
3answers
500 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. ...
6
votes
2answers
455 views

How much is a Second roll worth in Modifier Bonus

That is to say, the value of a second roll, how much of a bonus value is it worth. For example: when you make a saving throw, attack or check roll, when does +bonus to the roll and rolling twice ...
4
votes
3answers
575 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. ...
2
votes
1answer
187 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 ...
14
votes
3answers
503 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 ...
6
votes
4answers
718 views

Do critical failures always act as event triggers?

In all the games I remember playing, critical failures have always, in every case triggered an event. This critical failure is due to exceptionally bad rolls on dice, either a 'natural one' in DnD or ...
13
votes
5answers
1k 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 ...
10
votes
3answers
362 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 ...
4
votes
2answers
610 views

Online tools appropriate to a mapless Marvel Heroic Roleplaying (Cortex Plus) game

I'm going to be running a series of games for the "gaming wives" of my regular group. My wife's a big fan of the Marvel Heroic Roleplaying game and system, which uses the Cortex Plus rules, so that's ...
4
votes
3answers
389 views

Call of Cthulhu V6 Dice

I'm GM of a Call of Cthulhu 6th edition table and I've got a question about dice. Most of the time they're (and I'm) just using dice from my "ol collection" with pretty much every existing standard ...
8
votes
11answers
977 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 ...
7
votes
4answers
396 views

Coming up with a numbering system for an 'omni-die'

I'm trying to design an 'omni-die' of sorts. A d24 numbered such that it can be read as a d4, d6, d8, and d12. My problem is this: how do I fit 4 number's worth of information on the very small face ...
47
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 ...
5
votes
4answers
496 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 ...
3
votes
1answer
165 views

How can I find dice shops?

Is there an online resource that lets me find places where I can get dice? I'm currently in Germany, but an international resource would be good too. By places, I mean physical shops - not a list of ...
37
votes
6answers
2k 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 ...
37
votes
27answers
7k 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 ...
5
votes
2answers
172 views

Does the DM Kit Work With the Core Books?

I am looking to start playing dungeons and dragons and was wondering if I can use the Dungeon masters kit with the 4th Edition players handbook and the monster manual and can I play with one set of ...
15
votes
4answers
762 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 ...
1
vote
0answers
90 views

Tavern Games for DnD [duplicate]

Does anyone know any fun dice/card/gambling games that i can throw into my campaign for some good flavor? Here are a few links to a Reddit post that I posted and a WOTC list of dice games. If you've ...
8
votes
1answer
2k 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 ...
12
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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 ...
15
votes
3answers
5k 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 ...
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 ...
1
vote
4answers
2k views

Which manufacturers make aesthetically unusual dice? [closed]

I like dice. I particularly like unusual dice, whether they have unusual designs (like those of Q-Workshop) or methods of manufacture (like the heavy cast-iron dice I found at GenCon, whose ...