When Quintero, a Mexican revolutionary leader, is left to rot in jail by the forces of President Diaz, it's up to his subordinate, Max, to bust him out. With $600 in hand, he crosses the border into America and hires Chris Adams, a mercenary of considerable skill, who uses the rest of the cash on more hired guns. After the team is rounded out by experts on close-combat fighting, explosives, and knife-throwing, they set off to free Quintero.
As the railroad builders advance unstoppably through the Arizona desert on their way to the sea, Jill arrives in the small town of Flagstone with the intention of starting a new life.
After years of hard work, old Sam Cooper has finally found a gold mine. Since he cannot take everything he has found with him, he blows up the entrance. To help him exploit his discovery, he calls on his godson Manolo Sanchez. But Manolo is accompanied by "the blond," a strange man who seems to dominate him. Sam has no choice but to accept his company. He persuades his old friend Mason to travel with them as well. Greed and paranoia will eventually completely destroy the small band.
Marshal Wyatt Earp kills a couple of men of the Clanton-gang in a fight. In revenge Clanton's thugs kill the marshal's brother. Thus, Wyatt Earp starts to chase the killers together with his friend Doc Holliday.
Bill Meceita, a boy whose family was murdered in front of him by a gang, sets out 15 years later to exact revenge. On his journey, he finds himself continually sparring and occasionally cooperating with Ryan, a gunfighter on his own quest for vengeance, who knows more than he says about Bill's tragedy.
While the Civil War rages on between the Union and the Confederacy, three men – a quiet loner, a ruthless hitman, and a Mexican bandit – comb the American Southwest in search of a strongbox containing $200,000 in stolen gold.
Chico, one of the remaining members of The Magnificent Seven, now lives in the town that they (The Seven) helped. One day someone comes and takes most of the men prisoner. His wife seeks out Chris, the leader of The Seven for help. Chris also meets Vin another member of The Seven. They find four other men and they go to help Chico.
Two miners agree to guide a mysterious woman, who has appeared in their camp from nowhere, to a nearby town; but soon, because of her erratic behavior, they begin to suspect that her true purpose is quite different.