Giant Snowman

Giant Snowman (雪ダルマン, Yuki Daruman) was a Mysterious Being that arises from a mountain.

Appearance
Giant Snowman is an extremely large monster, the size of a mountain. It's appearance is of a typical snowman with dark arms, small pointy nose and thick eyebrows.

200 Yen
The monster appears in the mountains, as Saitama was carrying a child on his shoulder.

Trivia

 * It is by far the largest monster in the series.
 * Giant Snowman makes an appearance in the opening of the anime.