Peking opera masks made from Lego that portray the superheroes from Marvel's "The Avengers" on display at an Avengers-themed exhibition in Shanghai on Wednesday, April 10, 2019. The masks were put together by the Chinese Lego-certified professional Prince Jiang from about 600,000 Lego bricks. [Photo: IC]"

Peking opera masks made from Lego that portray (from left to right) Captain America, Iron Man, the Hulk, and the Black Widow from Marvel's "The Avengers" on display at an Avengers-themed exhibition in Shanghai on Wednesday, April 10, 2019. The latest Marvel film, "Avengers: Endgame", is scheduled for release in China on April 24, two days ahead of its release in the United States. [Photo: IC]"

Peking opera masks made from Lego portraying (from right to left) Captain America, Thor, and Hawkeye from Marvel's "The Avengers" on display at an Avengers-themed exhibition in Shanghai on Wednesday, April 10, 2019. [Photo: IC]"

A statue of Thanos, a supervillain in "The Avengers", on display at an Avengers-themed exhibition in Shanghai on Wednesday, April 10, 2019. [Photo: IC]"