Die of Fortune's Favor (5e Equipment)
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Wondrous item, very rare (major) (requires attunement)
This six-sided die is imbued with the power of fortune, and turns the tides in favor of the one who wields this die.
This item has 3 charges. As a reaction when you fail an attack roll, ability check, or saving throw, you can expend a charge to reroll the attack roll, ability check, or saving throw. In addition, you add 1d6 to the total of your new roll. This item regains 1d2 charges daily at dawn.