Four of the Apocalypse (1975)

A grizzled ex-sheriff helps a man framed for murder to confront the powerful trio of brothers who want him dead.

Renowned gunman Richard Martin is traveling on a train, held up by Billy Kane, a former student of Martin's. Kane spares Martin, but only after shooting his hands. Years later, Martin meets an escaped convict, wrongly convicted for the train robbery. Martin trains his new student and both men seek out Billy Kane.

A coffin-dragging gunslinger and a prostitute become embroiled in a bitter feud between a merciless masked clan and a band of Mexican revolutionaries.

Half-breed Keoma returns to his border hometown after service in the Civil War and finds it under the control of Caldwell, an ex-Confederate raider, and his vicious gang of thugs. To make matters worse, Keoma's three half-brothers have joined forces with Caldwell, and make it painfully clear that his return is an unwelcome one. Determined to break Caldwell and his brothers' grip on the town, Keoma partners with his father's former ranch hand to exact violent revenge.

History Professor Brad Fletcher heads west for his health, but falls in with Solomon Bennett's outlaw gang. Fascinated by their way of life, Fletcher finally takes over the gang, leading with a new 'efficient' ruthlessness.

The Mexican guerilla leader Tepepa and his gang fight against the chief of police, Cascorro.

In 1866, prospector Tom Corbett returns to his hometown of Laramie, Texas, now under the brutal control of gangster Jason Scott and his violent son, Junior. With his brother Jeff, a struggling drunk cared for by their maid Mercedes, Tom seeks to overthrow the Scotts' tyrannical rule and restore peace to the town.

Wily roving gunslinger Sartana arrives in a small town and tries to find a hidden fortune of half a million dollars in gold and two million dollars in counterfeit money. Naturally, a bunch of other treacherous folks who include conniving widow Senora Manassas, shrewd fellow gunslinger Grand Full, and the vicious and unhinged General Monk are also looking to get their greedy hands on said fortune.

When the most wanted man in America surfaces in a small Kentucky town, his violent history -- and a blood-thirsty mob seeking vengeance and a king’s ransom -- soon follow. As brothers face off against one another and bullets tear the town to shreds, this lightning-fast gunslinger makes his enemies pay the ultimate price for their greed.

A Confederate soldier returns from the dead to take revenge on three officers who betrayed his unit in battle.