Hogtieing a woman and putting her on the train tracks. (Dastardly anyone?)
Completeing all Challenges.
Completeing The Last Enemy That Shall Be Destroyed.
Getting 100% Completion.
Jumping from your horse onto a moving train just before your horse falls of the edge.
Getting 100% Completion for all three of the save slots.
Killing a Posse of Eight people and none of them getting revenge.
Outlaws To The End (Need I say more).
Jumping off a cliff that you think is super tall, but it turns out to be a 2 foot steppe.
Pressing X on your horse when not moving, on a hill, with the sunset behind you.