Hunter in the Dark

Play this tactic during the Priority phase of any
round, after Roll for Priority, but before Ready Fighters. Choose a 12"x12" section of the battlefield. Fighters within and moving into it
this round immediately gain Hidden, as if affected
by Pitch Black rules. It can be lost as described in
Pitch Black rules or if the fighter moves outside
this section. A fighter who loses it can't gain it
again this round. During the End phase of this
round, all fighters discard Hidden markers
caused by