Chief Librarian Mephiston

While this model is leading a unit, models in that unit have the Fights First ability

At the start of the Fight phase, you can select one enemy unit within Engagement Range  of this Psyker’s unit and roll one D6: on a 1, this Psyker model suffers D3 mortal wounds; on a 2-5, until the end of the phase, worsen the Weapon Skill characteristic of melee weapons equipped by models in that enemy unit by 1; on a 6, until the end of the phase, worsen the Weapon Skill and Attacks characteristics of those weapons by 1.

This model can be attached to the following units:

■ Assault Intercessor Squad

■ Intercessor Squad

■ Sternguard Veteran Squad

This model has a 5+ invulnerable save

While this model is leading a unit, models in that unit have the Feel No Pain 4+ ability against Psychic Attacks.