Protean

Members:

CR: 10
XP: 9,600
Size: Large
Type: Outsider
Tags: chaotic, extraplanar, protean, shapechanger
Initiative: +7
Senses: blindsense 30 ft., darkvision 60 ft.
AC: 25, touch 12, flat-footed 22 (+3 Dex, +13 natural, –1 size)
HP: 123 (13d10+52); fast healing 5
Saves: Fort +12, Ref +7, Will +14
Speed: 30 ft., fly 30 ft. (perfect), swim 30 ft.
Melee: bite +19 (2d6+7), 2 claws +19 (1d8+7), tail +17 (1d8+3 plus grab)
Space: 10 ft.
Reach: 10 ft.
Abilities: Str 24, Dex 17, Con 18, Int 23, Wis 18, Cha 21
Attacks: Base Atk +13; CMB +21 (+25 grapple); CMD 34 (can't be tripped)
Feats: Combat Expertise, Combat Reflexes, Improved Feint, Improved Initiative, Iron Will, Multiattack, Persuasive
Skills: Acrobatics +19, Bluff +21, Diplomacy +25, Disable Device +16, Fly +9, Intimidate +25, Knowledge (arcana) +22, Knowledge (planes) +22, Knowledge (any two) +19, Perception +20, Sense Motive +20, Stealth +15, Swim +15
Languages: Abyssal, Protean; tongues
Organization: solitary, pair, or envoy (3–10)
Treasure: standard