Leveling order:
1: Rogue
2: Ranger
3: Ranger
4: Barbarian
5-20: Ranger
Past lives:
Barb
Arti
Paladin x 2
Feat order:
1: Power attack
3: Active Past life: Barbarian
6: Cleave
9: Improved critical
12: Great Cleave
15: Empowered heal
18: Extend?
This build shall be TWF, and all TWF feats shall be granted from ranger. Thus, I can dump Dex for more Strength and Intelligence.
Please leave comments, I can't see anything wrong with it and need to see the other side of this.