the vipers haveThe Inturned eye leading to the curve shank often relates to hooks being more aggressive but possibly moving a little too much during battle. You get the dynamics of a curve shank, but when coupled with an exaggerated large gape, subtle beaked and outrageously fine needle sharp hook point, you have everything to sting the fish instantly
A variety of rigs can be deployed with this design, so when that beaked point drives in - made with the finest japenese steel