Mac Jr is a merc like his dad who died in a classified mission in a South American jungle years ago. He enlisted in the army specialising in heavy weaponry this brought him to the attention of Special Forces who he joined becoming part of Special Counter-Terrorist Group Delta where he took the name Heavy Duty. After they disbanded he eventually became a merc like his dad priding himself on being a walking Action Movie, now in the days of New Earth he has built a rep for himself that eclipses Mac's. Here is Heavy Duty
