Picross Lord of the Nazarick is a puzzle game available on Nintendo Switch. It is developed by Jupiter and falls under the category of puzzle games. The game is set in the Great Tomb of Nazarick, and players solve Picross puzzles with various characters that appear in the Overlord series.

The game's story takes place immediately following the founding of the Nation of Darkness, where Ainz Ooal Gown and his subordinates look back on their exploits thus far. The game features a total of 519 problems across standard Picross, Mega Picross, Clip Picross, and Color Picross modes.

Players can recall the memories of the characters and key items that revolve around their story by solving Picross puzzles. The game also includes a gallery featuring the images from solved Picross and Color Picross problems, plus additional images unlocked through specific methods. The game is available in its full version license.