[en] A Ruthless Halloween (Ruthless Kings MC) Ruthless Kings Press
[en] Slingshot_K.L. Savage Ruthless Underworld LLC
[en] [Royal Bastards MC: Portland 01] • Thrasher Ruthless Underworld LLC
[en] [Ruthless Kings MC: Las Vegas 10] • Tongue's Target Ruthless Underworld LLC
[en] [Ruthless Kings MC: Las Vegas 09] • Knives Ruthless Underworld LLC
[en] [Ruthless Kings MC: Baton Rouge 01] • Rainbow Ruthless Underworld LLC
[en] [Ruthless Kings MC: Atlantic City 01] • Boomer's Rise Ruthless Underworld LLC
[en] Orbiting Mars RUTHLESS UNDERWORLD LLC
[en] [Ruthless Kings MC 06] • Pirate Ruthless Kings Press
[en] [Ruthless Kings MC 6.50] • A Ruthless Halloween Ruthless Kings Press
[en] [Ruthless Asylum 02] • Lunatic Ruthless Underworld LLC
[en] Doc (Ruthless Kings MC Book 7) Ruthless Underworld LLC