Bassnium

Bassnium (Fortenium in Japan) is the energy that powers Bass, it was unintentionally created by Dr. Wily while creating him. At the time of the classic series, Bassnium was the most powerful energy in the world. Dr. Wily later tells Bass about his discovery of Bassnium, and how he is studying this energy to create a new robot more powerful than both him and Mega Man.