Primeval Force

25% increased Elemental Damage with Attack Skills
25% increased Elemental Damage during any Flask Effect [1]

Primeval Force is a notable passive skill that grants increased elemental damage with attacks and increased elemental damage while a flask effect is active.

Anointment

Blight anointment to unlock the passive:

Oil #1	Oil #2	Oil #3	Outcome
Azure Oil	Violet Oil	Silver Oil	Primeval Force	25% increased Elemental Damage with Attack Skills 25% increased Elemental Damage during any Flask Effect

Version	Changes
3.16.0	[Undocumented This change was not documented by any official sources. It was discovered through player testing or datamining.] Now grants 25% increased Elemental Damage with Attack Skills (up from 20%) and 25% increased Elemental Damage during any Flask Effect (up from 20%). No longer grants Damage with Weapons Penetrates 5% Elemental Resistance.
3.11.0	No longer grants 10% reduced Reflected Elemental Damage taken. [Undocumented This change was not documented by any official sources. It was discovered through player testing or datamining.]
2.6.0	A new Weapon Elemental Damage wheel has been added on the South-East corner of the tree. This is a large source of weapon elemental damage to provide support to more of the ranger-orientated elemental skills.