Experimental Pulse:
(optional) When this unit succeeds at a ranged combat attack targeting a single opposing unit, after resolving the attack it may make a second ranged combat attack against the same target. After resolving the second attack, roll one six-sided die. On a result of 2–4, this unit gains 1 heat in addition to any other heat generated by the attack. On a result of 5 or 6, this unit gains 2 heat in addition to any other heat generated by the attack.