Here's King Vendrick in monster encounter form because with a Int of 1 he isn't really a playable character. To avoid OGL issues I'll instead give the source for his abilities instead of the text.

King Vendrick (Fighter 2/Barbarian 4/War Hulk 10)
Size/Type: Huge Giant
Hit Dice: 2d10+8 plus 14d12+64 (175 hp)
Initiative: +3
Speed: 40 ft (8 squares)
Armor Class: 16 (-2 size, +3 Dex, +4 natural, +1 dodge), touch 12, flat-footed 12
Base Attack/Grapple: +6/+32
Attack: Gargantuan greatsword +21 melee (6d6+18) (wielded in one hand), Bullrush +30
Full Attack: Gargantuan greatsword +21/+16 melee (6d6+18) (wielded in one hand)
Space/Reach: 15 ft./15 ft.
Special Attacks: Rage 2/day, Great Swing, Mighty Swing, Massive Swing, Awesome Blow
Special Qualities: Darkvision 60 ft., Half-Undead traits, Dead Nerves, Detect Mindless Undead, Immunities, Uncanny Dodge, Fast Movement, Trap Sense +1
Saves: Fort +18, Ref +7, Will +3
Abilities: Str 46, Dex 16, Con 18, Int 1, Wis 8, Cha 2
Skills: ?
Feats: Toughness x4 (B), Endurance (B), Die Hard (B), Dodge, Power Attack, Cleave, Monkey Grip, Improved Bullrush, Knockback, Awesome Blow, Large and In Charge, Combat Reflexes, Karmic Strike
Environment: Tomb
Organization: Solitary
Challenge Rating: ?
Treasure: Standard
Alignment: Neutral Evil

Vendrick is nearly mindless and fights off of instinct. He doesn't attack until the party comes too close, at which point he attacks whatever's closest.

Rage (Ex)
Twice per day, King Vendrick can enter a state of fierce rage that last for 8 rounds. The following changes are in effect as long as he rages: AC 14 (touch 10, flat-footed 10); hp 207; Atk +23/+18 melee (6d6+20, Gargantuan greatsword); SV Fort +20, Will +5; Str 50, Con 22;

Great Swing (Ex)
Minatures Handbook, War Hulk

Mighty Swing (Ex)
Minatures Handbook, War Hulk

Massive Swing (Ex)
Minatures Handbook, War Hulk

Special Qualities

Trap Sense (Ex)
King Vendrick has a +1 bonus on Reflex saves made to avoid traps. He also has a +1 bonus to his AC against attacks by traps.

Uncanny Dodge (Ex)
King Vendrick retains his Dex bonus to AC regardless of being caught flat-footed or attacked by an invisible opponent.

Dragon #313, Gheden:

Half-Undead Traits:
Call of Undeath (Ex)
Detection (Ex)
Fortification (Ex)
Immunity to Energy Drain (Ex)
Necrotic Life (Ex)
Slow Aging (Ex)
Vulnerability to Holy Water (Ex)
Vulnerability to Turning (Ex)
Saves: A half-undead creature gains a +2 racial bonus on saves against fear, poison, disease, paralysis, and spells from the necromancy school.
Dead Nerves (Ex)
Detect Mindless Undead (Sp)
Immunities (Ex)

Vendrick has a +4 racial bonus to Intimidate.