This is a summary with links to each of the posts describing the Grey City campaign for Fear and Faith.
Campaign description and rules
Episode 1 - Chance Meeting is a scenario that splits the Good warband against a large number of zombies.
Episode 2 - Heavy Metal involves an objective that has to be retrieved from a building, while avoiding a number of grouped walking dead.
Episode 3 - Scavenger Hunt is the "classic" treasure hunt against a large number of oponents, including a house rule that creates a new type of zombie.
Episode 4 - Survive to Fight Another Day closes the campaign. Once again the warband is split, this time having to perform two different tasks at the same time.