Technical Readout: Clan Invasion builds on Technical Readout: Succession Wars with 'Mechs previously found in Technical Readout: 3050 Upgrade, Technical Readout: 3055 Upgrade, Technical Readout: 3058 Upgrade, Technical Readout: 3060, and Technical Readout: 3067.

This volume features some of the most common 'Mechs from the Clan Invasion and Civil War Eras, each illustrated in detail and accompanied by a description of its history, capabilities, and game stats, along with their most famous pilots.