CemLac is a rare Runeword created by combining a Cem Rune of Ritual and a Lac Rune of Invocation.
How to Create CemLac
You can create CemLac by adding the magic Cem Rune of Ritual and the rare Lac Rune of Invocation to a two-socketed Helm, Chest Armor, Pants, or Two-Handed Weapon.
Cem - Cast Evade. (75)
Lac - Invoke the Barbarian's , taunting enemies and reducing your damage taken for 3 seconds. (400)
Challenging Shout
Overflow
When CemLac overflows, you receive the Lac Rune's overflow effect (Increased Duration) 0.13 times.
Overflow occurs when your Ritual generates more Offering than required for the Invocation. The overflow effect is proportional to the amount Offering overflows.