Mago Rata Pollo brings the mythological creature Cubachata to life every St. John's Eve at the beginning of summer. Whoever manages to catch him will have a summer full of fun and will also get two tickets to the Botanik Park. Cubachata is fast and releases liquid to make his pursuers slip. The time he is running will be the time he lives, Cubachata dies when he is caught and drunk by the winner.