The Executioner is a monthly men's action-adventure paperback book series following the exploits of the character Mack Bolan and his wars against organized crime and international terrorism. The series has sold more than 200 million copies since its 1969 debut installment, War Against the Mafia.

Phoenix Force is a series of men's action-adventure novels published from 1982 to 1991 and spanning 55 novels, following the exploits of the five-man, anti-terrorist team Phoenix Force. There were 51 novels in the Phoenix Force series, plus 4 Super Phoenix Force special editions. The characters also appeared in the three Heroes paperback anthologies published by Gold Eagle. The series ended in 1991 but the characters went on to star in the Stony Man series that followed.