Chaos Legion (AKA: カオス レギオン) is a fantasy type of third-person, hack & slash video game originally released for PlayStation 2 console, was developed and published by Capcom from Japan in 2003, then ported to Windows platform by MiCROViSiON in the same year. It is loosely based on the light novel series of the same name written by Tow Ubukata in 2002.