Doctor Albert W. Wily is the main antagonist of the Mega Man series.

Dr. Wily is the nasty antithesis to his former partner and college buddy, Dr. Light! Dr. Wily is vain, arrogant,
greedy and jealous of all the recognition Dr. Light has received. He reprogrammed the Robot Masters to be his own personal army and tried to conquer the world!

Dr. Wily reprogramming the Robot Masters