Misfires are usually caused by inadequate ignition. A 900-round trial resulted in only two failures, both misfires due to defective primers. Torpedo misfires (too early) and duds were common. Misfires and hang fires became common as the remaining priming compound sputtered in old primers. However, ignoring Dr. Horrible's warnings, Hammer pulls the trigger and the damaged Death Ray misfires. The initial attempt fails when Patterson's borrowed gun misfires. Jack attempts to rescue Castleton in the process but is blinded when his rifle misfires. Drilling into misfires was also mentioned, a clear example of sloppy and unsafe mining. Miraculously, the gun misfires, saving Bozz's life. MEDUSA finally misfires, obliterating most of the city and killing Valentine. Not jam-packed with jokes this time, but no misfires. Bashir takes on a group of genetically engineered misfires, comparable to savants. The rocket misfires, setting the Finch house living room on fire, and Steve's family leaves. The gun misfires, and Leo takes the opportunity to escape on foot. There were so many strange misfires at the beginning, just the most mutant songs.