Blood Siphon

10% increased maximum Life
+20 to Strength
Gain 10 Life per Enemy Killed [1]

Blood Siphon is a notable passive skill that grants increased maximum life. It also grants additional strength and life gain on kill.

Anointment

Blight anointment to unlock the passive:

Oil #1	Oil #2	Oil #3	Outcome
Opalescent Oil	Silver Oil	Azure Oil	Blood Siphon	10% increased maximum Life +20 to Strength Gain 10 Life per Enemy Killed

Version	Changes
3.11.0	Life gained on Kill is now +10 (up from +5). [Undocumented This change was not documented by any official sources. It was discovered through player testing or datamining.]
1.2.0	Conditioning renamed to Blood Siphon. The Witch and Shadow passive tree starting area has been redesigned. Many values have been adjusted.
1.0.0	Most percentage based life passives have been increased by 2%. Several life passives have been removed from the tree or integrated into nearby nodes.
0.11.0	Notable passives with non-unique names have been renamed to their own names. Life percentage passives and most Energy Shield percentage passives have been reduced in line with the changes to monster damage.