The Wyrdstone Crown grants the wearer a 4+ Ward Save. If the result is a 1 when rolling the save, the bearer suffers a permanent -1 penalty to his Leadership.
Source: Warhammer Armies Project: Unofficial 9th Edition
The Wyrdstone Crown grants the wearer a 4+ Ward Save. If the result is a 1 when rolling the save, the bearer suffers a permanent -1 penalty to his Leadership.