The tab that secures the instruction manual box is missing. The instruction manual shows signs of use. Operation has been confirmed on the actual unit, including battery backup. Strategy simulation game, playable by 1-3 players, for the Mega Drive. - Title: Romance of the Three Kingdoms: Heroes of the Chaos - Platform: Mega Drive - Genre: Strategy Simulation - Players: 1-3 - Country of Manufacture: Japan - Model Number: G-5504 Thank you for viewing.