Samuel Dieteman and Dale Hausner
Samuel John Dieteman and Dale Shawn Hausner were a duo of serial killers and arsonists who committed several drive-by shootings and arsons in Phoenix, Arizona, United States, between May 2005 and August 2006. They targeted random pedestrians and animals, mostly doing so while under the influence of methamphetamine, and also set multiple objects on fire.
Source: Wikipedia — Samuel Dieteman and Dale Hausner (CC BY-SA 4.0)