Single Weapon Fighting/table

Feat	Requirements	Attack Speed (Cumulative)	Melee Power (Combat Style Bonus)	Other Benefits
Single Weapon Fighting	0 BAB, 2 Balance	10%	2	Increases the Hit Point bonus of Heroic Durability.
Improved Single Weapon Fighting	6 BAB, 4 Balance	20%	4	1.25x ability modifier damage scaling Increases the Hit Point bonus of Heroic Durability.
Greater Single Weapon Fighting	11 BAB, 7 Balance	30%	6	1.5x ability modifier damage scaling Increases the Hit Point bonus of Heroic Durability.
Perfect Single Weapon Fighting	Level 22, 25, or 28 Epic Destiny Feat	-	10	1.75x ability modifier damage scaling Vorpal threat range increased to 19-20 Increases the Hit Point bonus of Heroic Durability.
Offhand Versatility	8 BAB, SWF	-	-	Single Weapon Fighting with an empty offhand: +0.25 ability modifier damage scaling Single Weapon Fighting with a Runearm or Orb on your offhand: +1 Imbue Dice