BRILLIANT STRATEGIST

In your Command phase, you can select one
friendly Dark Angels unit within 6" of this
Warlord. Until the start of your next Command
phase, Each time a model in that unit makes an
attack:
•If the Tactical Doctrine is active, then the Devastator Doctrine is considered to be active
instead.
•If the Assault Doctrine is active, then the
Tactical Doctrine considered to be active instead.