What are times when killing is a good thing?

MajorArmedMan

In wartime against enemy targets or in self-defense.

Maui

I'd say a Mercy killing. Like putting an animal down when it's already dying and in horrible pain with no quality of life. But if it's a person in the same situation the person being killed needs to want to be killed you can't just kill them because you think it'll help them.

Pearl

never