[Swish]

I'm going to fox thejester on this one I hope..we'll see [You must be logged in to view images. Log in or Register.]

Deep in this place
I'm protected by many,
To land a spell
You must be under my belly.

Adventurers come, often whole guilds
No easy target, their anticipation builds.
It's cold in here, I wear a warm hat
In most encounters I make someone go splat!

Who am I?