Episode 3

The Obsessive Scientist (執念の科学者, Shūnen no Kagaku sha) is the third episode of the OnePunch-Man anime series.

Summary
Saitama and Genos glean information about The House of Evolution and its founder Dr. Genus, a scientist with dangerous ideas on artificial human evolution. Meanwhile, Dr. Genus learns of Saitama's amazing strength and has plans of his own for One-Punch Man.

Characters in order of appearance

 * Dr. Genus
 * Armored Gorilla
 * Saitama
 * Genos