- Straight: The hero hunts down the villain, saying this stock phrase.
- The hero will hunt down anyone vaguely connected to his/her relative's murder.
- The villain shows up at the hero's family reunion and kills everyone, and the hero swears vengeance for them all.
- Downplayed: The hero wants revenge against the villain for injuring his father.
- Justified: The villain is untouchable by the law, so no one else will stop him.
- Avenging the Villain
- Or, a father hunts down a villain who killed his son.
- "Dad's not dead, and he's kinda pissed. Don't tell him I warned you, okay?"
- The hero unknowingly killed his own father, and the villain is all too happy to deliver the news.
- The hero looks for the person that saved their father's life, because they want to repay them for the noble deed.
- The hero finds out that the villain did not kill their father. note
- Turns out the hero did not like their father in the first place.
- It turns out the villain killed the hero's father in self-defense and the hero can't really blame them for that.
- Double Subverted:
- The villain pretends they did not kill the hero's father, but is killed anyway because they were lying.
- The Hero wanted to kill their father himself, but the villain got to it first, so now the hero feels they have to kill the villain.
- Luke, I Am Your Father... but I also killed your mother.
- ...but the hero can and does blame the villain or he was lying and the hero finds out.
- Two families feud across several generations because of this trope, but have forgotten why it even began.
- The hero is hunting the villain to revenge somebody who's only vaguely related to him. "You killed my father's cousin's mother's sister's daughter's son's third wife's roommate!"
- The hero hunts the person who killed his goldfish.
- The slight is even more comically petty: "You stole my sandwiches!"
- His father's ghost comes back to tell him to get revenge on his killers. He died of a heart attack.
- Zig Zagged:
- "You killed my father!"
"No, I am your father!"
\\"Yes. You see — UGGH!"
"What, where'd that knife come from?!"
"Me, and he's not your real father!"
"How would you know?"
"Because I KILLED YOUR FATHER!"
"Meh, I never liked the old bastard anyway."
- The Hero wants to kill the villain to avenge his father. Another person beats him to it though and kills the villain. It is later discovered that the man who killed the villain is the hero's long lost brother and he killed the villain to avenge their father.
- "You killed my father!"
- The hero's father is alive, or died of causes unrelated to the villain.
- The hero's father was killed by the villain, but he doesn't believe in revenge and has other reasons to try and defeat the villain.
- The hero remains unaware of who killed his/her father through the story.
- Enforced: Death by Origin Story.
- "You seem angry. Did I kill your parents, by any chance?"
- "Oh, please. What is with you heroes and dead parents? I killed my father, too, and you don't see me whining about it."
- Invoked: The previous hero asks his son to avenge him.
- Exploited: ???
- The villain makes sure to kill entire families.
- The father tells the son not to bother avenging him.
- The villain avoids killing those who have family to prevent their surviving relatives from coming after him to avenge his victims' deaths.
- Discussed: "You really want this guy bad, don't you? What, did he kill your father or something? …oh. I'm sorry."
- Conversed: "This is that part where the good guy tells the bad guy that he brought it all on himself by killing his father, right? OK, just checking."
- Deconstructed: After his father is avenged, the hero, whose life was singularly devoted to this purpose, he no longer knows what to do with his life.
Hero(ine): "Escaping to the main page won't save you! You Killed My Father, and I'd hunt you down until the end of the world in order to make you pay, you bastard!"