Armour engraved with a Rune of Preservation grants the wearer a 2+ ward save against the effects of the Killing Blow and Heroic Killing Blow special rules. Multiples of this rule have no further effect.
Source: Warhammer Fantasy: 8th Edition
Armour engraved with a Rune of Preservation grants the wearer a 2+ ward save against the effects of the Killing Blow and Heroic Killing Blow special rules. Multiples of this rule have no further effect.