Bat Masterson

Bat responds to cry for help when a friend's small gambling house is threatened by rival casino owned by Big Keel Roberts. Roberts suggest that he and Bat play one hand of poker, with the winner gaining ownership of both casinos.

A vicious night rider reacts with murderous intent when he thinks Bat is flirting with his girl, pretty saloon girl Molly Doyle. Everyone tells Bat to leave town to save his life but Bat not wanting to be told what to do decides to stay.

Bat wins a herd of cattle in a card game in Laramie and discovers that in order to convert them into cash, he'll have to fight his way past a rancher determined to only allow his cattle to be sold in Cheyenne.

Bat encounters a group of wranglers who are stealing horses. A old flame of Bat's asks him to rescue her current beau, accused of murder and shackled to a tree by a lynch mob led by the slain man's brother who leads the wranglers.

Bat arrives in Silverton, Colorado and gets involved with a crooked fight promoter. He saves the day for a young bareknuckle fighter.

Bat is hired to guide a hunting party to Canada. The sheriff suspects that the three are wanted for robbery and murder but he needs proof. When Bat discovers the truth, he is roped to a tree as bait for the bears by them.