Chance to Cast Poison Nova when Struck

Every source of a stat: magic and rare affixes, uniques, set items and runewords.

Poison Nova skill page

RollSourceRolls onalvlclvlQuality
15% Chance to Cast Level 15 Poison Nova when StruckAndariel's VisageDemonhead83Unique
10% Chance to Cast Level 10 Poison Nova when StruckCarrion WindRing60Unique
5% Chance to Cast Level 5 Poison Nova when StruckRadament's SphereAncient Shield49Unique