Either the power is broken or the help file needs to be fixed.
Since it does not automatically call upon a demon as I have
been at least twice through this power. The help file may
need to read can call upon a demon or some indication that it
will do nothing.
'POWER OF THE DAMNED'
Syntax: call 'power of the damned'
Those of the Imperial Black Sect have damned countless souls
to torment
for all eternity. While affected by the Power of the Damned
those of the
Black Sect automatically call upon those souls to take their
place when an
enemy attempts to summon them.
See also: EMPIRE, BLACK SECT