2154 LEGO® Robo Master Used SetLEGO 2154 Robo Master is a Space RoboForce set released in 1997, containing 366 pieces and 2 minifigures. The build is a large robotic walker with stationary legs, a head fitted with lasers and antennae, articulated arms including a claw, and a long tail with solar panels and lasers. It features a groove for carrying objects and a small detachable spacecraft with four thrusters. The set includes two RoboForce astronaut minifigures and was the largest