Vacuum Church

The Vacuum Church (also known as the Church of Vacuum and Church of the Vacuum) was a religion which believed that the universe was meaningless and that their members should embrace death and suicide as an escape from the pain of life. Some devotees of the Church allowed themselves to be sacrificed for the Church's cause. (NA: Love and War)

Actions on Heaven
Whilst in Puterspace while on the planet Heaven, the Seventh Doctor was attacked by assassins of the Church. (NA: Love and War)