"Vengeance mission" refers to a mission or quest undertaken by someone with a strong desire for revenge.
Full definition
Lead actor Dylan O'Brien plays a man reeling from a terrorist attack and channeling all of his anger into a
bloody vengeance mission.
In accepting this onerous responsibility of being my party's gubernatorial candidate in the July 14 election, I want you to rest assured that I'm not
any vengeance mission.
Max is the classic empathetic character who's easy to root for as over a pedestrianly - paced opening his character is well introduced and fleshed out as Miller bothers to show his motivation for
his vengeance mission.