The game is rated M in Australia. Computer games classified M (Mature) contain content of a moderate impact and are recommended for teenagers aged 15 years and over. See the Australian classification guide for LoL for details.
In New Zealand any game that contains unrestricted material (G, PG or M) is not required to be issued a local rating label. Such games can carry overseas labels such as Australian and British ones listed on the New Zealand OFLC site.