Either rune type can be found in Magic, Rare, or Legendary rarity. The Rune of Ritual has one type of requirement, an action, such as casting a skill with a cooldown. This first rune, when ...
Diablo 4 Vessel of Hatred is re-introducing Runes to the Diablo experience. If you don’t know what they are, runes are socketable items that, when paired together appropriately, form a Rune Word.