What episode of south park is based on 300?

The South Park episode based on 300 is called "The Coon." It is the twelfth episode of the fourteenth season and aired on October 7, 2009. In the episode, the children of South Park form a superhero team called "Coon and Friends" and engage in a battle with a group of villains led by Professor Chaos. The episode parodies the 2006 film 300, with the children's battle mirroring the Battle of Thermopylae.