In this Planescape adventure, Celestia dispatches an elite group of warriors on a reconnaissance mission to the Abyss. No prior knowledge of Planescape required.
In this Planescape adventure, agents of the Revolutionary League infiltrate the Civic Festhall & silence a traitor. No prior knowledge of Planescape required. This game is a Metal Gear Solid parody.
In this Planescape adventure, a Justiciar & their Mercykiller allies hunt a dangerous Sigilian serial killer & bring them to justice. No prior knowledge of Planescape required.
In this Planescape adventure, scofflaws on the streets of Torch start their own gang & settle old scores with their former bosses. No prior knowledge of Planescape required.