A specific Sub Trope of Dark and Troubled Past, Flash Back, and Tragic Hero.
When a movie starts after The Hero suffers a great personal tragedy that motivates them to go on a quest for justice or revenge, the audience will be curious about what exactly happened to this guy or gal to make them such a nigh unstoppable Bad Ass. An Opening Scroll may work for a Space Opera, but not here, where it [...] [tvtropes.org]