Scout Sentinel unit only. This unit has Infiltrators.
Friendly Scout Sentinel/ASTRA MILITARUM INFANTRY SMOKE units have the following ability:
Signal Flares: In your Shooting phase, this unit can select one visible enemy unit within 12". That enemy unit is designated:
Scout Sentinel unit only. This unit has Infiltrators.
Astra Militarum Infantry Platoon unit only. In your first Movement phase, this unit can make an ingress move.
One friendly Scout Sentinel/astra militarum infantry unit.
Start of your Shooting phase.
While a visible enemy unit is within 6" of your unit, that unit has +3" detection range.
That Astra Militarum Infantry unit.
Your opponent’s Movement phase, when an enemy unit ends a move within 8" of a friendly unengaged Astra Militarum Infantry unit.
Your unit can make a normal move of up to D3+3".
One friendly astra militarum infantry smoke unit.
Start of your opponent’s Shooting phase
When an attack targets either your unit, or a unit that is not fully visible to the attacking model because of one or more models in your unit, the target has the benefit of cover against that attack.