wtk mangler

[Looter]

Mangler
Swing Damage: 55p
Thrust Damage: 47p
Reach: 199
Speed: 92

Swadian Halbert
Polearm
Speed: 91
Length: 180
Swing damage: 56 cut
Thrust damage: 35 pierce

Naval
Swing Damage: 68 cut
Thrust Damage: 43 pierce
Length: 153
Speed: 97
Weight: 2.5
Difficulty: ?

[all stats from legendaryguides/crafting guide]
It has longer reach and better thrust, but beyond that it's not much better than the halbert. It also does less than a naval Glaive (62) so I would value it as less valuable than the glaive, whatever a Glaive is currently worth.

-Edit-
Corrected stats thanks to Q, since it does perice above opinion is null and voided.