Rough Riders — Aftershock Comics
Issue: #3 B
Operating in a strange land with newly forged alliances, Teddy Roosevelt and his Rough Riders race against time to uncover their true enemy before war breaks out and innocent blood is shed. But what they'll soon discover is that everyone is an adversary and what once was a mission of discovery has become a game of survival as one of our Riders is about to take a dirt nap for good.
First appearances: William T. Sampson
Creators: Mike Marts, Pat Olliffe, Gabe Eltaeb, Nick Pitarra, Adam Glass, Sal Cipriano
Characters: Theodore Roosevelt, Jack Johnson, William T. Sampson, Harry Houdini, Annie Oakley, Thomas Alva Edison, Grigori Rasputin