
You see The Many.
Notes
The Hydra boss has more health and heals faster than a normal Hydra, it is part of the Killing in the Name of... Quest.
Abilities
Damage Taken From Elements
Physical 
Death 
Holy 
Ice 
Fire 
Energy 
Earth 
Drown 
Behaviour
Treat it like a regular Hydra
Strategy
Treat it like a regular Hydra, but, unlike a regular hydra it doesnt walk into fire fields