"Silent Service" is a simulation and action-adventure game for the Nintendo NES platform, published by Ultra Games. The game is rated E for Everyone and is set in the NTSC-U/C (US/Canada) region. Players can immerse themselves in a stealthy submarine warfare experience, where they must navigate through various levels while avoiding detection from enemy vessels. With its unique gameplay and engaging storyline, "Silent Service" offers an exciting gaming experience for fans of simulation and action-adventure genres on the NES platform.