Luck Brew (5e Spell)
From D&D Wiki
|Components:||A rabbit's foot, which this spell consumes|
No falling on my own sword today!
Upon consuming this poultice you become exceedingly lucky, you may use your reaction to reroll any attack roll, damage roll, saving throw or attack against you, or skill check, taking either roll upon learning the results, additionally any natural 1s you roll during the duration count as natural 20s.