Something dies, as it is prone to do. After it takes its last breath, the body dissolves for no apparent reason. Often dissolves into smoke that wisps away as the body dramatically falls to the ground. Why this occurs is generally never explained and no character bats an eye at it happening. Often used in media to avoid showing the kiddies a corpse. For video games, this is a subset of Everything Fades, though with Everything Fades, bodies may stick around for up to a few minutes after monsters die. Examples of No Body Left Behind include: