(dub) 3 : The Obsessive Scientist Online

He turns purple/dark and becomes much more aggressive. In most games, you cannot "beat" him until the timer runs out or Saitama arrives to end the fight with one punch.

For those looking for the "solid guide" Saitama himself follows, here is his daily routine (as stated in the episode): 100 Sit-ups 100 Squats 10km Run No AC or Heat (to strengthen the mind) Three meals a day (a banana for breakfast is fine) (Dub) 3 : The Obsessive Scientist

Max Mittelman voices Saitama in the English dub, with Ray Chase voicing Dr. Genus. He turns purple/dark and becomes much more aggressive