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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3
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2answers
477 views

How to model a dice pool with re-rolls mechanic? [on hold]

I have a dice mechanic where players roll a number of D10s and have a different number of re-rolls they can use to maximize the total. For example: The player has 3D10 and 2 re-rolls. They roll 9,6,3 ...
19
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 ...
11
votes
1answer
808 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
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 [...] ...
6
votes
1answer
80 views

What tools can I use to keep track of dice in Dogs in the Vineyard played over Skype?

My group is distributed across the globe, so we have to do all of our roleplaying online. We have a few different die-roller options that we use. However, none of them seem very well-suited to Dogs in ...
0
votes
1answer
79 views

How does one drop lowest and reroll ones/lowest in the context of multiple sides of dice? [closed]

I am making a dice rolling app and am trying to implement dice roll features. I want my features to apply to any game. Are there other common functions in addition to the ones I have mentioned? Here ...
2
votes
2answers
166 views

Is there a paper/manuscript explaining the theory behind AnyDice? [closed]

I am using the AnyDice website to calculate probabilities on any number of dice with any arbitrary number of sides. May I please have a link to a formal discussion of this very elegant subject?
2
votes
3answers
148 views

Dice probabilities when rolling more dice than needed

I have a very similar question to Using AnyDice to determine the odds of getting a specific number sequence on multiple dice I want to know the odds of rolling a 1,2,3 out of 4d6. Or getting a 3 and ...
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 ...
3
votes
3answers
160 views

What is the paper/pen/dice case used in the PAX Prime 2014 game?

I was looking the PAX Prime 2014 game and couldn't help but notice the nice looking cases they have: in the upper portion you can store your character sheet / books, and at the bottom there's a ...
6
votes
1answer
157 views

How can I execute code depending on a die value in AnyDice?

I'd like to be able to have a conditional test the value of a die or set of dice. Here's a simple example using a d6, but I'm looking for a way to check values of arbitrary dice sets. X: 1d6 if X = ...
4
votes
2answers
518 views

Using AnyDice to determine the odds of getting a specific number sequence on multiple dice

After a few hours trying to design the proper code in AnyDice, I had to admit I didn't find a proper way to reach my goal, so I'm wondering if someone could give me a helping hand. Here is the ...
8
votes
2answers
174 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 ...
4
votes
3answers
518 views

Help Calculating Dice Odds for a Unique d6 Dice Pool

I'm attempting to design a unique d6 dice pool system, and I want to try programming the probabilities in AnyDice but I'm not sure how. Here's how the system works: Dice pools are between 2 and 10 ...
0
votes
2answers
314 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 ...
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 ...
6
votes
1answer
363 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 ...
2
votes
1answer
122 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 ...
3
votes
3answers
366 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 ...
6
votes
3answers
550 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
168 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 ...
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 ...
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
0answers
796 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 ...
5
votes
5answers
547 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
922 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 ...
3
votes
3answers
384 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 ...
31
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?
47
votes
22answers
6k 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 ...
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 ...
14
votes
3answers
685 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 ...
7
votes
4answers
755 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 ...
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 ...
6
votes
2answers
536 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 ...
5
votes
3answers
612 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 ...
4
votes
3answers
1k 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. ...
26
votes
7answers
8k 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 ...
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 ...
7
votes
4answers
452 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 ...
3
votes
1answer
238 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 ...
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
782 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
93 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
5answers
737 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 ...
9
votes
1answer
3k 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 ...
4
votes
2answers
855 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 ...
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 ...
28
votes
6answers
12k 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 ...
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 ...