Basic Dice Notation
Standard Dice
`d6` - Roll a single 6-sided die
`2d6` - Roll two 6-sided dice and sum the results
`d20` - Roll a single 20-sided die
`4d10` - Roll four 10-sided dice and sum the result
Special Dice
`dF` or `df` - Roll a Fate/Fudge die (-1, 0, or +1)
`d%` - Roll a percentile die (1-100)