You should fight him using the Steel Sword, heavy style. You should lure him away from the spitting plants first or else you will be under a barrage of damage from them during the fight.
You keep attacking its tentacles (Silver Sword, strong style) until it raises its head above the water. Do as much damage to the head as you can, before it sinks down again and you have to defend yourself from the tentacles again. Igni works well on the head.
head on
The duration of The Head Hunter is 1.63 hours.
The Head Hunter was created on 1982-03-25.
Dick Witcher's birth name is Richard Vernon Witcher.
Geoff Witcher's birth name is Geoffrey Preston Witcher.
Dick Witcher is 6' 3".
Geoff Witcher is 5' 10".
Bobby Witcher died in 1966.
John Witcher died in 1906.
John Witcher was born in 1839.
you hit it in the head with a gun lance if you are trying to die. Use a light bow gun and shoot it with lighting rounds either in the head or pierce thru the body.