A mysterious preacher protects a humble prospector village from a greedy mining company trying to encroach on their land.

Rancher Clay Hardin arrives in San Antonio to search for and capture Roy Stuart, notorious leader of a gang of cattle rustlers. The vicious outlaw is indeed in the Texan town, intent on winning the affections of a beautiful chanteuse named Jeanne Starr. When the lovely lady meets and falls in love with the charismatic Hardin, the stakes for both men become higher.

In 1929, an Australian Aboriginal stockman kills a white station owner in self-defense and goes on the lam, pursued by a posse.

A scruffy garbage boy becomes the pupil of famed gunfighter Talby, and the stage for confrontation is set when the gunman overruns the boy's town through violence and corruption.

Gold miner Edd Denmeade loves Lucy Watson, the sister of the official mining claim recorder. Denmeade suspects Watson of killing his father, who after a poker game was shot by a gambler "who shuffles with one hand." The real murderer, Sam Spralls, has convinced Watson that he killed Denmeade and threatens to expose him unless Watson assigns him all the gold claims. Spralls assembles a band of killers to jump the claims when Watson complies. Eventually, Denmeade learns the identity of the killer when he sees Spralls shuffle a deck of cards. He forms a vigilante party and rids the community of Spralls and his gang.

On her way by stagecoach to visit relatives out west, Flower Belle Lee is held up by a masked bandit who also takes the coach's shipment of gold. When he abducts Flower Belle and they arrive in town, Flower Belle is suspected of being in collusion with the bandit.

Sheriff John Higgins quits and goes into prospecting after he thinks he has killed his best friend in shooting it out with robbers. He encounters his dead buddy's sister and helps her run her ranch. Then she finds out about his past.

A would-be prospector becomes involved in a plot to deceive an old prospector of his cache, but falls in love with his daughter instead.

When a gang of ruthless claim jumpers brutally murders his miner father, a gunman known as the Silver Kid joins forces with the local marshal to free the tiny town of Silver City from the clutches of the dastardly villains.

After a card game, Southerner Owen Pentecost finds himself the owner of a Denver hotel. Involved with two women, he then has to make even more fundamental choices when, with the start of the Civil War, he becomes one of a Confederate minority in a strongly Unionist town.

A fire in the mountains drives a wolf pack into the nearby desert where they terrorize the local residents. The leader of the wolf pack is Lobo, actually a halfbreed (Rin Tin Tin). When the pack is discovered hunting a herd of cows, a posse gives chase. Lobo leaves his pack to lead the posse away. He is injured and found by a local prospector, Dave Weston (Charles Farrell). The prospector nurses Lobo back to health and the two become close friends. Meanwhile, Weston has made a Borax find in the area. His girlfriend May Barstowe (June Marlowe), daughter of a wealthy rancher, is pleased. However, the local chemist, Borax Horton (Pat Hartigan), actually a claim jumper, plans to steal the claim.

Cowboy puts on a black mask and a black outfit to fight a gang of land-grabbing crooks.