Deep Sea Serpent

is a Sea Serpent

CR: 19
XP: 204,800
Size: Gargantuan
Type: Magical Beast
Tags: aquatic
Initiative: +9
Senses: darkvision 120 ft., low-light vision
AC: 34, touch 12, flat-footed 28 (+5 Dex, +1 dodge, +22 natural, –4 size)
HP: 333 (23d10+207)
Saves: Fort +22, Ref +20, Will +12
Speed: 10 ft., swim 50 ft.; surge 400 ft.
Melee: bite +33 (6d10+14/19–20 plus grab), tail slap +33 (6d8+14/19–20 plus grab)
Space: 20 ft.
Reach: 20 ft.
Abilities: Str 39, Dex 20, Con 28, Int 2, Wis 17, Cha 11
Attacks: Base Atk +23; CMB +41 (+45 grapple); CMD 57 (can't be tripped)
Feats: Critical Focus, Dodge, Improved Critical (bite), Improved Critical (tail slap), Improved Initiative, Improved Iron Will, Improved Vital Strike, Iron Will, Lightning Reflexes, Power Attack, Skill Focus (Perception), Vital Strike
Skills: Perception +23, Stealth +8, Swim +22
Organization: solitary
Treasure: triple