1st-level · Enchantment
Casting Time 1 reaction, which you take when an ally makes an attack roll, ability check, or saving throw
Range 30 feet
Components V
Duration Instantaneous
Classes Bard, Sorcerer, Wizard
Just in time, you call out a fortunate warning to a creature within range. The target rolls a d4 and adds the number rolled to an attack roll, ability check, or saving throw that it has just made and uses the new result for determining success or failure.
Source: Deep Magic 5e · OGL/Open