LEGO Creator 31122 Fish Tank

LEGO 31122 Fish Tank is a Creator 3-in-1 set released in 2021 with 352 pieces. It builds an aquarium display featuring several brick-built fish, coral and plants, a mini submarine, and an opening treasure chest. Alternate builds reconfigure the parts into an underwater treasure chest display or a painting easel.

It was retired in November 2022 with a lifespan of 17 months.