For every 5 Dexterity purchased within range, you deal +1.0% increased damage to Close targets.
You gain 15% Damage Reduction against Close enemies.
The data for Territorial reflects Season 14, patch 3.1.3. Entries are updated after balance changes.
In the "Glyphs" section of the Diablo 4 database — everything there can be filtered, sorted and searched.
