Type: Gargantuan Magical Beast (Aquatic)
Hit Dice: 20d10+180 (290 hp)
Initiative: +4
Speed: Swim 20 ft. (4 squares)
Armor Class: 20 (–4 size, +14 natural), touch 6, flat-footed 20
Base Attack/Grapple: +20/+44
Attack: Tentacle +28 melee (2d8+12/19–20)
Full Attack: 2 tentacles +28 melee (2d8+12/19–20) and 6 arms +23 melee (1d6+6) and bite +23 melee (4d6+6)
Space/Reach: 20 ft./15 ft. (60 ft. with tentacle, 30 ft. with arm)
Special Attacks: Improved grab, constrict 2d8+12 or 1d6+6
Special Qualities: Darkvision 60 ft., ink cloud, jet, low-light vision, spell-like abilities
Saves: Fort +21, Ref +12, Will +13
Abilities: Str 34, Dex 10, Con 29, Int 21, Wis 20, Cha 20
Skills: Concentration +21, Diplomacy +7, Hide +0, Intimidate +16, Knowledge (geography) +17, Knowledge (nature) +16, Listen +30, Search +28, Sense Motive +17, Spot +30, Survival +5 (+7 following tracks), Swim +20, Use Magic Device +16
Feats: Alertness, Blind-Fight, Combat Expertise, Improved Critical (tentacle), Improved Initiative, Improved Trip, Iron Will
Environment: Temperate aquatic
Organization: Solitary
Challenge Rating: 12
Treasure: Triple standard
Alignment: Usually neutral evil
Advancement: 21–32 HD (Gargantuan); 33–60 HD (Colossal)