ZanQua is a rare Runeword created by combining a Zan Rune of Ritual and a Qua Rune of Invocation.
How to Create ZanQua
You can create ZanQua by adding the magic Zan Rune of Ritual and the rare Qua Rune of Invocation to a two-socketed Helm, Chest Armor, Pants, or Two-Handed Weapon.
Zan - Cast an Ultimate Skill. (150)
Qua - Gain 7% Movement Speed for 5 seconds, up to 35%. (50)
Overflow
When ZanQua overflows, you receive the Qua Rune's overflow effect (Increased Duration) 2 times.
Overflow occurs when your Ritual generates more Offering than required for the Invocation. The overflow effect is proportional to the amount Offering overflows.