Equippable as ammo when using a Magic Weapon (provided the required Skill Perk is unlocked). A symbol of flowing waters, essential for water-based magic and other spells. Runes are retained if you happen to die.
These skill unlocks grant or improve Water Rune:
Water Rune is a Magic Resource in RuneScape: Dragonwilds, one of 1394 items in the current game build. It stacks up to 9999 per inventory slot. It is tied to the Runecrafting skill.