I even tested giving the Runed Bow of Ill Omen to my brother on his scout, it does not give him the -5 dex debuff.

I have already made a post on this same issue with different bows... I have provided pictures as best I could and I will provide more again. The first picture is my dex without any bow. the second picture is my dex with the Runed Bow of Ill Omen and the third picture is with my Adroit Dragonsworn Fo...

So, I have two bows. one came from DF farming and the other one I have no idea where I got it from. However, they both are giving me a -5 dex debuff when I equip them. Also it seems my dex is somehow capped at 199 without buffs? Whenever I have no bow equipped my dex is at 198 then I can equip my Ad...