Hagunemnon (Protean) (CR 29)

Large Aberration (Shapechanger)
Alignment: Always chaotic neutral
Initiative: +17 (+13 Dex, +4 Improved Initiative); Senses: darkvision 120 ft., Listen +55, and Spot +55

AC: 50 (-1 size, +13 Dex, +28 natural) touch 22, flat-footed 37
Hit Dice: 44d8+616 (814 hp); DR: 10/epic
Fort +40, Ref +39, Will +32
Speed: 50 ft.
Space: 10 ft./10 ft.
Base Attack +33; Grapple +58
Attack: Slam +54 melee
Full Attack: 5 slams +54 melee
Damage: Slam 2d6+21/19-20
Special Attacks/Actions: Psionics, destabilize form
Abilities: Str 53, Dex 37, Con 39, Int 20, Wis 23, Cha 34
Special Qualities: Alter shape, immunities, regeneration 50, SR 39
Feats: Alertness, Cleave, Combat Reflexes, Endurance, Great Cleave, Great Fortitude, Improved Initiative, Iron Will, Lightning Reflexes, Multiattack, Power Attack, Weapon Focus (slam); Epic Feats: Blinding Speed, Devastating Critical (slam), Overwhelming Critical (slam)
Skills: Bluff +59, Diplomacy +53, Disguise +59, Hide +35, Intimidate +47, Jump +29, Listen +55, Move Silently +35, Sense Motive +29, and Spot +55
Advancement: 45-59 HD (Large); 60-74 HD (Huge); 75-89 HD (Huge)
Climate/Terrain: Any
Organization: Solitary
Treasure/Possessions: Standard

Source: Epic Level Handbook

Shapechanger Subtype

A shapechanger has the supernatural ability to assume one or more alternate forms. Many magical effects allow some kind of shape shifting, and not every creature that can change shapes has the shapechanger subtype.

Traits: A shapechanger possesses the following traits (unless otherwise noted in a creature's entry).