For every 5 Willpower purchased within range, you deal +1.0% increased damage while Fortified.
You gain up to 15% Damage Reduction the more Fortify you have.
The data for Undaunted reflects Season 15, patch . Entries are updated after balance changes.
In the "Glyphs" section of the Diablo 4 database — everything there can be filtered, sorted and searched.
