A tit reference.

Female bare buttocks are seen as woman uses a chamber pot; bare-chested and bare buttocks males are seen several times in nonsexual situations.

Two different men are seen in bed with a prostitute--one in a brothel and one from a saloon.

A cowboy is thrust against the wall by an untamed horse. Blood is visible around his lips. The horse is shot dead offscreen.

Several cowboys get into a bar fistfight; no blood, but glasses are broken and the bartender whips a few thugs.

A horse is attacked and killed by a jaguar, where blood can seen on its neck.

Several cowboys are shot amid cattle; blood pours out of both wounds as he fires back at the culprit, inflicting him. Brief blood drools from the chest as he falls off his horse and onto the ground.

A card player dislikes Frank's winning of a huge pot and shoots him in the leg. Ross comes to his partner's aid and a shootout commences, leaving several people dead. Quite bloody.

Ross is shot off his horse, no blood. However the second time that he is, there's a small bloody wound on his stomach. Mild to splotched blood.

Copious uses of goddamn, hell, shit, SOB, etc.

One F-bomb.

Ross and Frank share a drink.

Some minor characters drink at a bar.

Brief smoking and tobacco references.

Some characters yell at each other.

Owing to the film's violence and strong language, this would most likely receive a PG-13 rating by today's standards.