Weird Wars is a series of horror role-playing games set during past and future wars and published by Pinnacle Entertainment Group. The original release, Weird War II: Blood on the Rhine was set during World War II, and utilized the D20 System. The second release, Tour of Darkness was set during the Vietnam War and employed the Savage Worlds rules set. A third release, also for Savage Worlds, Necropolis was set in the future on a war torn planet.