Rippikoulu, a Finnish death metal band, was formed 1990 in Valkeakoski, Finland. Back then Rippikoulu was still a punk metal band, but after a few band member changes Rippikoulu shifted entirely into metal. They played mostly slow paced death metal which lyrical themes consisting of darkness and anti-religion. Rippikoulu was the first death metal band in the whole world to sing in Finnish! The name, Rippikoulu, is the Finnish word for confirmation class. In their earlier songs all lyrics were in Finnish, but in their later songs lyrics were both in Finnish and English.