It is 1853 and settlers are pouring into California which means trouble for the old Spanish landowners. The El Dorado Mine Co. wants the land of Don Ortega for the minerals and is using the settlers and his friend Don Carlos to take the land over. But Tucson is on the side of Roberto and see's that something is not right with all the trouble they have been having. But the situation turns ugly for Don Ortega when Roberto is set up for a murder he did not commit.
Includes: The Three Mesquiteers, Ghost-Town Gold, Roarin' Lead, The Riders of the Whistling Skull, Hit the Saddle, Gunsmoke Ranch, Come on, Cowboys, Range Defenders, Heart of the Rockies, The Trigger Trio, Wild Horse Rodeo, The Purple Vigilantes, Call The Mesquiteers, Outlaws of Sonora, Riders of the Black Hills, Heroes of the Hills, Pals of the Saddle, Overland Stage Raiders, Santa Fe Stampede, Red River Range, The Night Riders, Three Texas Steers, Wyoming Outlaw, New Frontier, The Kansas Terrors, Cowboys from Texas, Heroes of the Saddle, Pioneers of the West, Covered Wagon Days, Rocky Mountain Rangers, Oklahoma Renegades, The Trail Blazers, Prairie Pioneers, Under Texas Skies, Lone Star Raiders, Pals of the Pecos, Saddlemates, Gangs of Sonora, Outlaws of Cherokee Trail, Gauchos of El Dorado, West of Cimarron, Code of the Outlaw, Raiders of the Range, Westward Ho, The Phantom Plainsmen, Shadows on the Sage, Valley of Hunted Men, Thundering Trails, The Blocked Trail, Santa Fe Scouts, Riders of the Rio Grande