Catharsis

Supports any Skill you use yourself, causing supported Skill to detonate VolatilityVolatilityVolatility explodes after 4 seconds, dealing 100 Physical Damage to you per Volatility. For 10 seconds after explosion, you will gain Volatile Power, Gaining 1% of Damage as Chaos for each Volatility which exploded. The explosion timer will reset on gaining another stack of Volatility. Volatility can be gained once every 0.1 seconds, and the default maximum for Volatility stacks on you at once is 200. that is present on you. Supported Skill can only be used while you have a certain amount of VolatilityVolatilityVolatility explodes after 4 seconds, dealing 100 Physical Damage to you per Volatility. For 10 seconds after explosion, you will gain Volatile Power, Gaining 1% of Damage as Chaos for each Volatility which exploded. The explosion timer will reset on gaining another stack of Volatility. Volatility can be gained once every 0.1 seconds, and the default maximum for Volatility stacks on you at once is 200. and cannot support Skills which already have another ConditionConditional UsageSkills which are Conditional require some sort of condition to be met before they can be used. Combo is an example of this, but almost anything can be a condition, such as having to have killed a certain number of enemies Recently or having to have moved a certain distance..

Place into a Skill's Support Gem socket in the Skills Panel to apply its effects to that Skill. You cannot have multiple Support Gems of the same Category socketed within one Skill.