Overview
About The Witcher 2 blade oils in short and sweet.
Briefly
In total there is 8 different blade oils of which 7 last 5 min. Only Falka’s Blood lasts but 3 min.
Insectoid oil, Necrophage oil and Specter oil are simply blade oils against those particular creatures, increasing damage dealt against them by 20%.
The Remaining 5 Blade Oils
Arachnid oil
Effective against any creature vulnerable to poison, wait for the poison to take effect in your opponent. The formula seller in Flotsam : Fioravanti.
Brown Oil
Causes wounds which do not heal.
Falka’s Blood
Increases the max damage dealt, most effective against armored opponents.
Hanged Man’s Venom
Lethal against humans, elves and dwarves only. The formula seller in Flotsam : Fioravanti.
Whirl
Universal blade oil increasing damage dealt. The formula seller in Flotsam : The incense maker.