Critical hits are easy to achieve on snipers late-game, meaning this skill reduces your killing power the longer it's active. With that said, few skills can match the sheer damage this can dish out. With a good sniper rifle and a good vantage point, it is possible to kill upwards of a dozen enemies in a single action, provided you have free reloads on your weapon to keep the chain go Since the aliens and Advent soldiers in XCOM 2 can pack quite a punch, it's only fair that your soldiers can retu...