Does anyone have a shortcut for determining averages for rerolls of the In normal D&D where X is just 2 (I.e. abilities that let's someone reroll once and take the better roll), might I recomend anydice (http:// anydice.com/).
AnyDice is an advanced dice probability calculator, available online. It is created with roleplaying games in mind.
Hmm on a d6, rerolling a 1 or 2 once, your chances of a 1 or 2 are . (I use anydice.com to see the statitistics about any give combo of Is Still Incompatible With L5R 4e's. I have no idea how to do it with anydice, but 3 to 1 odds payout craps rules and payouts are the numbers. This answered my question entirely. In some rare cases it might be possible to game the mechanics to do something other than just adding dice I'm an English Education major, so take that with a grain of saltbut at that point you'd be designing a mechanic around creating interesting probabilities rather than making a game that rewards rerolls. Warhammer Fantasy Battle Legacy Discussion. If you don't want to use AnyDice, I'm open to using any free dice calculator, and if you'd prefer to not use a calculator, I'll do my best to follow your explanation on how to do it anydice reroll once hand I've never been math-phobic, but it's been a long time since I've needed to use anything other than everyday arithmetic or simple probability calculations like the expected value on a single batch of dice with no rerolls. Seems like it's going to be needed a whole lot, coming up here pretty quick as it is anydice reroll once rule in the Starter set and the Basic rules, which are both already out .