Sierra Nevada Brewing Co. creation named after “the unicorn of the sea” is returning this year.

According to labels filed with the Alcohol and Tobacco Tax and Trade Bureau (TTB), Narwhal 2021 will be an 10.2 percent ABV imperial stout brewed with six different malts and two different hops before being packaged in 12-ounce bottles. The Chico, Calif.-based brewery’s popular imperial stout debuted in 2012.

There have been a number of different Narwal variants released over the years, including Barrel-Aged Narwhal, Trip In The Woods Cocoa Coconut Narwhal and Rum Barrel Aged Narwhal.

An email sent to the brewery for additional information was not immediately returned.