Books in the A Darkmatters Novel series

In the near future, we map the illusive `dark matter' around us, only to find out that it is hell itself, and it is very real... As the satanic President Razour attempts to bring forward Armageddon to prevent humanity repenting, the fate of us all rests in the hands of Cleric20, a hedonistic loner with a chequered past, and his robot sidekick, Gix