WT: Old Grudges

At the start of the first battle round, select one enemy unit. Until the end of the battle, this WARLORD gains the following ability:

OLD GRUDGES (Aura): While a friendly PLATOON or BATTLE TANK SQUADRON unit is within 6" of this WARLORD, each time a model in that friendly unit makes an attack against that enemy unit, add 1 to the wound roll.