It is the year 2808. Three convicts are recruited as members of the Cyber Police to keep major criminal activity in Oedo (formerly Tokyo) in check. In return, their life sentences will be reduced by a few years for every mission accomplished. However, to ensure that these convicts are doing their job, the police have secured special collars around their necks. If they attempt to remove their collars or fail to meet the time limit of their mission, the collars will self-destruct. (Source: ANN)

In the near future, robot technology has advanced to the point of self-awareness. Under the leadership of the "Black King," machines have decimated the human population and conquered the world. Those who survived the early holocaust have been enslaved for life. But throughout the hardships, a lone hero appears as the savior of mankind. He is Casshan - a fusion of man and machine driven to combat Black King and his forces to the end. (Source: ANN)

On her sixteenth birthday, Honey Kisaragi goes to meet her father. However, he shows up injured and on the run. Out of nowhere, a group of thugs and a monster show up. A detective, Seiji Hayama, rescues Honey and her father. Unfortunately, the monster captures Honey`s father. A grieving Honey goes home to find it in ruins, but a handsome man gives her hope and a device to use against the monsters who took her father. With them, Honey can transform into multiple forms and destroy Panther Zora, the evil behind this. (Source: AnimeNfo)

In a distant future, Earth has become a wasteland and humanity as we know it has died out. All that remains are sentient robots. They were supposed to be able to live forever—until the one called Luna died and The Ruin started. Their bodies will rust, and there is nothing that can be done to fix it. Now the robots are left only to contemplate their deaths, kept going only by the rumor that if they eat the one called Casshern they will gain immortality. Casshern knows nothing about his past, why he exists or what he is, but he must find out or he will face the constant torment of being hunted by robots who don't want to die. Casshern leaves death wherever he goes, but he must face it if he is to find out the truth of this world. [Written by MAL Rewrite]