I tested variuos claws, but
Zular Khan's Tempest
beats everything in killing speed and by a mile.Zular Khan's Tempest
Halberd (Sacred)
Two-Hand Damage: 71 to 100
(Assassin Only)
Required Level: 100
Required Dexterity: 558
Item Level: 105
Dexterity Damage Bonus: (0.15 per Dexterity)%
Area Effect Attack
10% Chance to cast level 1 Stormpike on Striking
Broadside Cooldown Reduced by 2 seconds
-30% to Enemy Elemental Resistances
+(25 to 30) to Way of the Raven (Assassin Only)
+(25 to 30) to Way of the Gryphon (Assassin Only)
+(25 to 30) to Way of the Spider (Assassin Only)
+(25 to 30) to Way of the Phoenix (Assassin Only)
+(51 to 100) Life after each Kill
Socketed (6)
Halberd (Sacred)
Two-Hand Damage: 71 to 100
(Assassin Only)
Required Level: 100
Required Dexterity: 558
Item Level: 105
Dexterity Damage Bonus: (0.15 per Dexterity)%
Area Effect Attack
10% Chance to cast level 1 Stormpike on Striking
Broadside Cooldown Reduced by 2 seconds
-30% to Enemy Elemental Resistances
+(25 to 30) to Way of the Raven (Assassin Only)
+(25 to 30) to Way of the Gryphon (Assassin Only)
+(25 to 30) to Way of the Spider (Assassin Only)
+(25 to 30) to Way of the Phoenix (Assassin Only)
+(51 to 100) Life after each Kill
Socketed (6)