Martial Espionage

GENESTEALER CULTS INFANTRY model only. Once Per turn, when a friendly ASTRA MILITARUM INFANTRY or ASTRA MILITARUM MOUNTED unit within 9" of the bearer is selected to shoot, the bearer can use this Enhancement. If it does, until the end of the phase, improve the Armour Penetration characteristic of ranged weapons equipped by models in that unit by 1.