Stage: Stage 4 (Spaceship) in Rabio Lepus; Stage 1, boss 3 (Spaceship) in Rabio Lepus Special The Moving Core is a large piece of dome-shaped machinery. It appears to contain a light source. In the original Rabio Lepus, it is green, while there are two purple Moving Cores in Rabio Lepus Special. In addition, the original Moving Core features a humanoid figure on its front. The figure appears to have pointed ears like the other bosses Golem Head and Ghost Golem.