Skeleton racer Yun Sung-bin met actor Robert Downey Jr. in Singapore.

Yun posted a photo of the two on his Instagram account on Monday with the caption, "I met my superhero. It was a great honor for me [to see him in person]."

Yun was in Singapore shooting a TV show while the movie star was on a tour to promote his latest film "Avengers: Infinity War."

Skeleton racer Yun Sung-bin (right) poses for a photo with actor Robert Downey Jr. in Singapore, in this photo posted on his Instagram account.

Yun, who calls himself a big fan of "Iron Man," drew attention when he wore an Iron Man-inspired helmet at the Winter Olympics in Pyeongchang in February and won the gold medal in the skeleton competition, becoming the first Korean to win an Olympic sliding medal.

[Read this article in Korean]