CemQua is a rare Runeword created by combining a Cem Rune of Ritual and a Qua Rune of Invocation.
How to Create CemQua
You can create CemQua by adding the magic Cem Rune of Ritual and the rare Qua Rune of Invocation to a two-socketed Helm, Chest Armor, Pants, or Two-Handed Weapon.
Cem - Cast Evade. (75)
Qua - Gain 7% Movement Speed for 5 seconds, up to 35%. (50)
Overflow
When CemQua overflows, you receive the Qua Rune's overflow effect (Increased Duration) 0.5 times.
Overflow occurs when your Ritual generates more Offering than required for the Invocation. The overflow effect is proportional to the amount Offering overflows.