Most oils in The Witcher 2: Assassins of Kings last only 5 minutes. The only exception is Falka's Blood, which lasts but 3 minutes. The Witcher 2: Assassins of Kings, oils are lumped in with other blade enhancements.
|Image||Name||Ingredients||Effect||Transmutation 1||Transmutation 2|
|Necrophage oil||+20% to necrophages||+25% to necrophages||+30% to necrophages|
|Hanged man's venom||+20% to humanoids||+25% to humanoids||+30% to humanoids|
|Specter oil||+20% to wraiths||+25% to wraiths||+30% to wraiths|
|Insectoid oil||+20% to insectoids||+25% to insectoids||+30% to insectoids|
As of v1.2, oils do not work on silver swords. Issue was resolved in v1.3 and does not affect EE at all.