+10d4 is a form of [dice notation](/wiki/Dice_notation), specifying the roll of ten [four-sided dice](/wiki/D4). Its sum yields a numerical outcome, central to determining actions and events in many role-playing games.
+## See also
+- [Dice](/wiki/Dice)
+- [D20](/wiki/D20)
+- [RPG](/wiki/RPG)
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