Get the Imperial Assault Campaign module for Vassal from http://www.vassalengine.org/wiki/Module:Star_Wars:_Imperial_Assault
The next total solar eclipse holiday in 2017 in the USA.
RRG, Abilities wrote:
All text on cards and hero sheets are referred to as abilities.
So, isn't it explicitly specified in the mission rule that you cannot use other abilities than the ones listed in the mission rule (: +2 Accuracy) during that attack.
Spoiler (click to reveal)
▪ Tusken Raiders on the Narrow Path (TS05B) gain : Perform a ranged attack using 2 blue dice, requiring 8 accuracy. During this attack, you have line of sight to any figure on an exterior space. This attack gains : +2 Accuracy. You cannot use other abilities during this attack.