PC_Scythe Grip of Demon Slaying(+20%Damage.vs Demons)

how much would the would the +20 vs demons go for im looking to buy one

if someone has a good price(+20% only) on that grip and they want to sell it try and get me in game.

IGN Grim Killa X

Slaying mods are general between 5-20k~ depending on luck. Considering demons are quite big part of NF, more in the 15k-20k~.