Mutazoids City Source Book (1992)

From the back of the book:

As if the Mutazoids 2nd Edition background were not thrilling enough, the Mutazoids City Source Book adds a new dimension to roleplaying within the cities that make up the Second Republic. Packed with vital information for the streetwise Enforcer and omnipotent Game Master, the Mutazoids City Source Book contains new organizations, NPC's [sic], and technical layouts from small villages to large cities. Included in the Mutazoids City Source Book is a 30 page scenario, which teaches the game master new and creative ways to use the material to develop lasting campaigns.