Pulse Bombu

Unknown[Metroid Prime]

Metroid Prime

Life-form of raw energy. Periodically releases explosive segments from its body. Pulse Bombus are energy beings, invulnerable to most known weapons. Electrical energy can harm them, however. They lack any intelligence beyond an instinctive attraction to other charged energy sources. Pulse Bombus produce energy constantly. All excess energy is shed, regardless of who or what may be nearby.