The identity of Secret Agent 'X' is an enigma. He comes and goes veiled in a cloak of mystery. Hi...

From the pages of the September, 1935 issue of Secret Agent X comes this sensational full length ...

'The Torture Trust' they called themselves -- that unholy trio who met in a hidden room in a dese...

Ripped from the pages of the March 1936 issue of Secret Agent 'X' magazine, here is 'The Fear Mer...

Ripped from the pages of the October, 1937 issue of Secret Agent X magazine comes this sensationa...

With boiling lead that stilled men's tongues, and bombs that mangled human bodies, the hooded hor...

Ripped from the pages of the March 1936 issue of Secret Agent 'X' magazine, here is The Fear Merc...

From nowhere hurtled that black death car. And from nowhere came its grisly occupants. They were ...

Ripped from the pages of the October, 1937 issue of Secret Agent X Magazine comes this sensationa...

'For use with the fifth edition of Player's handbook, Monster manual, and Dungeon master's guide....