>Books of Khorne
I think collecting all and deciding to keep them will legit turn your faction into a Khornate one.
>All armies gain raze&advance
>Settlement income -100%
>Huge melee buffs
>Nerfs and penalties to ranged units
>Disables spellcasting heroes and lords
>All your armies shit out Khornate corruption
Holy shit this could be absolutely amazing if i'm correct. Imagine Kislev with Khorne buffs, or Vampires.
>Also, pic related; Meow reading the first volume.
Also,also, if i'm guessing correctly, this could be a 40K mechanic.