Killing legitimately evil people is going to be a personal opinion thing which no amount of flaming or using caps will resolve here in the Flood. However, there are two objective claims which go against the death penalty. 1. It costs more money to sentence someone to death than it does to imprison them for the rest of their lives. 2. We still convict the innocent from time to time. If you want to kill everyone that takes an innocent life, what should be done with the justice system?