- You may be looking for Reset.
The Committee planned to wipe the Earth clean using God and having her carry over "the right people" into the new world, which Jack Harkness interpreted as meaning slave labour, in what they called the Reset. (AUDIO: Thoughts and Prayers)
They manipulated God into making Norton Folgate create a tsunami which was to devastate Cardiff, Newport and Bristol. However, Yvonne Hartman was able to send some of the tsunami into the Rift, meaning that it only hit Cardiff. (AUDIO: Eye of the Storm) The wishes of those that survived began tearing the world apart (AUDIO: Day Zero) and the Committee prepared to claim the world in their final form by travelling along a dimension bridge. However, Yvonne used the Lens to direct Orr's powers to destroy it and Erebus. (AUDIO: Thoughts and Prayers)