Picking up right after the first volume, this second omnibus edition shows an older, wiser Legion teaming up with their younger counterparts to protect what's left of humanity after the destruction of Earth. The stakes have never been higher as Zero Hour approaches. Collects Legion of Super-Heroes #40-61, Legion of Super-Heroes Annual #4-5, L.E.G.I.O.N. #69-70, Legionnaires #1-18, Legionnaires Annual #1, and Valor #20-23.