Feat Progression: 1, Power Attack, Cleave, Exotic Weapon Proficiency (Fighter 1) 2, Weapon Focus (Kukri) (Fighter 2) 3, Dodge 4, Weapon Specialisation (Kukri) (Fighter 4) 6, Ambidexterity, Two Weapon Fighting (Fighter 6) 9, Mobility, Spring Attack (CoT 2) 11, Expertise (CoT 4) 12, Whirlwind Attack 15, Improved Critical (Kukri) 18, Improved Two Weapon Fighting 21, Great Strength I, Epic Weapon Focus (Kukri) (CoT 6) 22, Epic Weapon Specialisation (Kukri) (Fighter 24, Great Strength II, Great Cleave (CoT 26, Overwhelming Critical (Kukri) (CoT 10) 27, Great Strength III 30, Devastating Critical (Kukri) 31, Epic Prowess (WM 13) 33, Toughness 34, Armour Skin (WM 16) 36, Great Constitution I 37, Epic Toughness I (WM 19) 39, Great Constitution II 40, Epic Toughness II (WM 22)
The character ends up as: Fighter 8 / Weapon Master 22 / Champion of Torm 10
with stats: Str 28 Dex 15 Con 16 Int 14 Wis 10 Cha 8
End up with incredibly high attack bonus, lots of hit points, decent saving throws (thanks to Champion of Torm's Sacred Defense), 6 attacks per round with kukris doing 1-4 + 15 and critical stats of 10-20/x3.
Once equipped with magical equipment, it will be rare for an enemy that is vulnerable to critical hits to last more than 4 seconds, most dying within 2 seconds of the character attacking them.