Indomitable (3 uses) is a Fighter feature gained at level 17 in D&D 5e. Beginning at 9th level, you can reroll a saving throw that you fail.
Beginning at 9th level, you can reroll a saving throw that you fail. If you do so, you must use the new roll, and you can't use this feature again until you finish a long rest. You can use this feature twice between long rests starting at 13th level and three times between long rests starting at 17th level.
Frequently Asked Questions
Beginning at 9th level, you can reroll a saving throw that you fail.
You gain Indomitable (3 uses) at level 17 Fighter progression.
Yes. Indomitable (3 uses) is a Fighter class feature in D&D 5e.